Scored using Smartwatches Methodology v2.0
Smartwatches Methodology v2.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontumo Smartwatches Methodology v2.0: technical specifications plus grades from 3,488 independent expert reviews and 5,192 video reviews, with 0% commercial bias.
Explore Smartwatches Methodology v2.0

Montblanc Summit 3 Review | 126 Data compared

Avg. price:~£870Screen size:1.28 inchBattery life:1 daysDisplay type:AMOLED

Montblanc Summit 3 Review: Compare 126 technical specifications and 14 expert and video reviews to see how this product ranks in the Smartwatches category and whether it is worth buying.

6.8

Overall score

Score
6.8/ 10
✕
What it is
An overall evaluation of the smartwatch's quality, based on technical analyses and user reviews.
When it matters
When you need a quick reference to identify the best smartwatches on the market.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

70%

6.8

Technical score

30%

6.5

Review score ( 9 · 5)

Review score 30% · 6.5 · based on 14 independent reviews
Every model in this category gets the same split: reviews 30%, technical score 70%. This model has enough reviews, so its review score is the weighted average of their grades.
â–²Better than 56% of smartwatches
6.8

Technical score

Technical score
6.8/ 10
✕
What it is
An assessment of the smartwatchx27s technical performance, covering seven key areas: health, fitness, display & design, hardware, battery, smart features and connectivity.
When it matters
When you want to compare smartwatches based on technical performance and available features.
Score distribution
â–¼
<55-66-77-88-99-10
Score components

24%

6.0

Health

21%

8.6

Fitness

16%

5.0

Battery

14%

7.2

Smart features

12%

7.6

Connectivity

9%

7.0

Display & Design

4%

6.5

Hardware

â–²Better than 65% of smartwatches
6.5

Review score

Review score
6.5/ 10
✕
What it is
Average grade from independent test sites, magazines and video reviewers, 1–10.
How we count it
Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves.
Weighting: Big test sites count more, short reviews half as much as full tests. A video review counts half.
Share: Reviews are 30% of the overall score for every model in this category; each of the 5 needed reviews that is missing counts as 7/10.
Score distribution
â–¼
<55-66-77-88-99-10
Grades by review (14)
9 reviews: 3 with a printed score, 6 estimated from the review. 5 video reviews, each counting half as much as a written test. Share in the overall score: 30%, the same for every model in this category.
Text reviews 6
✓ explicit
3

11.1%

6.0

t3.com

11.1%

4.0

theverge.com

≈ estimated
3
Video reviews 2

4.4%

7.0

EvoGrid

estimated from the review
Shop star ratings are not part of this score.
â–¼Worse than 95% of smartwatches
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Technical Specifications of smartwatch Montblanc Summit 3

Technical score
Technical score
6.8/ 10
✕
What it is
An assessment of the smartwatchx27s technical performance, covering seven key areas: health, fitness, display & design, hardware, battery, smart features and connectivity.
When it matters
When you want to compare smartwatches based on technical performance and available features.
Score distribution
â–¼
<55-66-77-88-99-10
Score components:

24%

6.0

Health

21%

8.6

Fitness

16%

5.0

Battery

14%

7.2

Smart features

12%

7.6

Connectivity

9%

7.0

Display & Design

4%

6.5

Hardware

6.8
Review score
Review score
6.5/ 10
✕
What it is
Average grade from independent test sites, magazines and video reviewers, 1–10.
How we count it
Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves.
Weighting: Big test sites count more, short reviews half as much as full tests. A video review counts half.
Share: Reviews are 30% of the overall score for every model in this category; each of the 5 needed reviews that is missing counts as 7/10.
Score distribution
â–¼
<55-66-77-88-99-10
Grades by review (14)
9 reviews: 3 with a printed score, 6 estimated from the review. 5 video reviews, each counting half as much as a written test. Share in the overall score: 30%, the same for every model in this category.
Text reviews 6
✓ explicit
3

11.1%

6.0

t3.com

11.1%

4.0

theverge.com

≈ estimated
3
Video reviews 2

4.4%

7.0

EvoGrid

estimated from the review
Shop star ratings are not part of this score.
6.5
Popularity
Popularity
1.0/ 10
✕
What it is
An indicator based on the number of reviews received by the smartwatch.
When it matters
When you prefer to purchase a product chosen and reviewed by many other consumers.
Score distribution
â–¼
<55-66-77-88-99-10
Popularity:
Montblanc Summit 3 has a popularity of 1 point, which is lower than 70.7% of smartwatches.
1.0
Value for money
Value for money
6.5/ 10
✕
What it is
An indicator that combines the smartwatch's overall rating with its cost.
When it matters
When you are looking for a smartwatch with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
Score components:

60%

6.8

Overall score

40%

5.9

Price

6.5
Brand name
Montblanc
Heart rate monitor
yes
Heart rate monitor
yes
This smartwatch includes a heart rate monitor. 10.5% of smartwatches include a heart rate monitor.
Blood oxygen monitoring
yes
Blood oxygen monitoring
yes
This smartwatch supports blood oxygen monitoring. 33.4% of smartwatches support blood oxygen monitoring.
ECG
no
ECG
no
This smartwatch does not support ECG. 16.6% of smartwatches support ECG.
Irregular heart rate warnings
no
Irregular heart rate warnings
no
This smartwatch does not support irregular heart rate warnings. 48.2% of smartwatches support irregular heart rate warnings.
Show more
What reviewers say
Accelerometer
yes
Accelerometer
yes
This smartwatch includes an accelerometer. 0.6% of smartwatches include an accelerometer.
Barometer
yes
Barometer
yes
This smartwatch includes a barometer. 50.6% of smartwatches include a barometer.
Gyroscope
yes
Gyroscope
yes
This smartwatch includes a gyroscope. 30.2% of smartwatches include a gyroscope.
Cadence sensor
no
Cadence sensor
no
This smartwatch does not include a cadence sensor. 31.2% of smartwatches include a cadence sensor.
Distance tracking
yes
Distance tracking
yes
This smartwatch supports distance tracking. 4.1% of smartwatches support distance tracking.
Show more
Battery life
1 day
Battery life
1 days
This smartwatch offers a battery life of 1 days which is shorter than that of 87.3% of smartwatches and equal to that of 8.6% of smartwatches.
Up to 3 days with power saving.
Battery life in training mode
16 h
Battery life in training mode
16 h
This smartwatch lasts 16 h in training mode which is shorter than 53% of smartwatches and equal to that of 1.5% of smartwatches.
Battery life with GPS on
6 h
Battery life with GPS on
6 h
This smartwatch lasts 6 h with GPS on which is shorter than 87% of smartwatches and equal to that of 2.8% of smartwatches.
Battery power
400 mAh
Battery power
400 mAh
This smartwatch has a battery capacity of 400 mAh which is larger than the batteries in 75% of smartwatches and equal to those in 1.6% of smartwatches.
Charge time
60 min
Charge time
60 min
This smartwatch charges in 60 min which is faster than 82.6% of smartwatches and equal to the charge time of 12.1% of smartwatches.
Show more
What reviewers say
Operating system
Wear OS
Operating system
Wear OS
This smartwatch runs Wear OS which is more advanced than the operating system in 79% of smartwatches and the same as that in 16.6% of smartwatches.
OS detail: Wear OS (3).
Software update frequency
occasional
Software update frequency
occasional
This smartwatch has occasional software update support which is more active than that of 57.6% of smartwatches and equal to that of 36.2% of smartwatches.
Updates are typically released about every 3 months.
Third-party app support
yes
Third-party app support
yes
This smartwatch supports third-party apps. 52.4% of smartwatches support third-party apps.
Notifications
yes
Notifications
yes
This smartwatch supports notifications. 0.3% of smartwatches support notifications.
Voice assistant support
yes
Voice assistant support
yes
This smartwatch supports voice assistants. 32.4% of smartwatches support voice assistants.
Show more
What reviewers say
Cellular module
no
Cellular module
no
This smartwatch does not include a cellular module. 18% of smartwatches include a cellular module.
SIM cards
0
GPS
yes
GPS
yes
This smartwatch supports GPS. 43.9% of smartwatches support GPS.
Galileo support
no
Galileo support
no
This smartwatch does not support Galileo navigation. 38.5% of smartwatches support Galileo navigation.
Compass
yes
Compass
yes
This smartwatch includes a compass. 47.5% of smartwatches include a compass.
Show more
What reviewers say
Screen size
1.28 inch
Screen size
1.28 inch
This smartwatch has a screen size of 1.28 inch which is smaller than the screens of 78.2% of smartwatches and equal to those of 5.2% of smartwatches.
Display type
AMOLED
Display type
AMOLED
This smartwatch uses a AMOLED display type which is more advanced than that of 49.9% of smartwatches and the same as that of 50.1% of smartwatches.
Resolution
416x 416
Resolution
416x 416
This smartwatch has a display resolution of 416x416 which is higher than that of 74.7% of smartwatches and equal to that of 3.1% of smartwatches.
Pixel density
460 ppi
Pixel density
460 ppi
This smartwatch has a pixel density of 460 ppi which is higher than that of 79.3% of smartwatches and equal to that of 5% of smartwatches.
Display brightness
?
Show more
What reviewers say
CPU speed
?
Processor model
Snapdragon Wear 4100
Processor model
Snapdragon Wear 4100
This smartwatch uses the Snapdragon Wear 4100 processor model.
RAM
1 GB
RAM
1 GB
This smartwatch has 1 GB of RAM which is larger than the RAM in 31.3% of smartwatches and equal to that of 45.8% of smartwatches.
Internal storage
8 GB
Internal storage
8 GB
This smartwatch uses 8 GB for internal storage which is larger than that of 67.6% of smartwatches and equal to that of 12.1% of smartwatches.
External memory slot
no
External memory slot
no
This smartwatch does not include an external memory slot. 0.3% of smartwatches include an external memory slot.
Show more
What reviewers say

Montblanc Summit 3 vs the average smartwatch

246810TotalHealthFitnessBatteryConnectivityDisplay & DesignSmart featuresHardware
  • 60 min shorter charge time
    Charge time
    60 min
    This smartwatch charges faster than the average smartwatch (60 min vs 120 min). The average smartwatch charges in 120 min.
    60 min vs 120 min
  • More advanced operating system
    Operating system
    Wear OS
    This smartwatch runs a more advanced operating system than the average smartwatch (Wear OS vs Proprietary OS).
    OS detail: Wear OS (3).
    Wear OS vs Proprietary OS
  • HRV tracking
    HRV tracking
    yes
    This smartwatch supports HRV tracking, the average smartwatch does not. 40.8% of smartwatches support HRV tracking.
  • Stronger display glass
    Display glass type
    sapphire
    This smartwatch uses sapphire display glass, while the average smartwatch uses mineral glass.
    sapphire vs mineral glass
  • Maps support
    Maps support
    yes
    This smartwatch supports maps, the average smartwatch does not. 31.5% of smartwatches support maps.
  • Supports wireless charging
    Wireless charging
    yes
    This smartwatch supports wireless charging, the average smartwatch does not. 24.5% of smartwatches support wireless charging.
  • NFC functionality
    NFC
    yes
    This smartwatch supports NFC, the average smartwatch does not. 43.4% of smartwatches support NFC.
    NFC hardware is present, but functionality may be limited by region/app support.
  • Third-party app support
    Third-party app support
    yes
    This smartwatch supports third-party apps, the average smartwatch does not. 47.6% of smartwatches support third-party apps.
  • HRV tracking
    HRV tracking
    yes
    This smartwatch supports HRV tracking, the average smartwatch does not. 40.8% of smartwatches support HRV tracking.
  • Calorie tracking
    Calorie tracking
    yes
    This smartwatch supports calorie tracking, the average smartwatch does not. 48.6% of smartwatches support calorie tracking.
  • External heart rate monitor support
    External heart rate monitor compatibility
    yes
    This smartwatch supports external heart rate monitor compatibility, the average smartwatch does not. 42.7% of smartwatches support external heart rate monitor compatibility.
  • Barometer sensor included
    Barometer
    yes
    This smartwatch includes a barometer, the average smartwatch does not. 49.5% of smartwatches include a barometer.
  • Route support
    Route support
    yes
    This smartwatch supports route support, the average smartwatch does not. 50% of smartwatches support route support.
    Route support available via companion app.
  • 60 min shorter charge time
    Charge time
    60 min
    This smartwatch charges faster than the average smartwatch (60 min vs 120 min). The average smartwatch charges in 120 min.
    60 min vs 120 min
  • Supports wireless charging
    Wireless charging
    yes
    This smartwatch supports wireless charging, the average smartwatch does not. 24.5% of smartwatches support wireless charging.
  • 100 mAh larger battery capacity
    Battery life
    400 mAh days
    This smartwatch has a larger battery capacity than the average smartwatch (400 mAh vs 300 mAh). The average smartwatch battery is 300 mAh.
    Up to 3 days with power saving.
    400 mAh vs 300 mAh
  • Maps support
    Maps support
    yes
    This smartwatch supports maps, the average smartwatch does not. 31.5% of smartwatches support maps.
  • NFC functionality
    NFC
    yes
    This smartwatch supports NFC, the average smartwatch does not. 43.4% of smartwatches support NFC.
    NFC hardware is present, but functionality may be limited by region/app support.
  • Supports Wi-Fi
    Wi-Fi support
    yes
    This smartwatch supports Wi-Fi, the average smartwatch does not. 43.3% of smartwatches support Wi-Fi.
  • Stronger display glass
    Display glass type
    sapphire
    This smartwatch uses sapphire display glass, while the average smartwatch uses mineral glass.
    sapphire vs mineral glass
  • Better case material
    Case material
    titanium
    This smartwatch uses titanium for the case material, while the average smartwatch uses polycarbonate.
    titanium vs polycarbonate
  • 134 ppi higher pixel density
    Pixel density
    460 ppi
    This smartwatch has a higher pixel density than the average smartwatch (460 ppi vs 326 ppi). The average smartwatch display reaches 326 ppi.
    460 ppi vs 326 ppi
  • Better band material
    Band material
    silicone, rubber, leather
    This smartwatch uses silicone, rubber, leather for the band material, while the average smartwatch uses silicone.
    silicone, rubber, leather vs silicone
  • Higher resolution
    Display type
    416 x 416
    This smartwatch has a display resolution of 416x416, while the average smartwatch reaches 352x430.
    416x416 vs 352x430
  • More advanced operating system
    Operating system
    Wear OS
    This smartwatch runs a more advanced operating system than the average smartwatch (Wear OS vs Proprietary OS).
    OS detail: Wear OS (3).
    Wear OS vs Proprietary OS
  • Third-party app support
    Third-party app support
    yes
    This smartwatch supports third-party apps, the average smartwatch does not. 47.6% of smartwatches support third-party apps.
  • More frequent updates
    Software update frequency
    occasional
    This smartwatch receives occasional software updates, while the average smartwatch receives ended updates.
    Updates are typically released about every 3 months.
    occasional vs ended
  • 1 more microphones
    Number of microphones
    2
    This smartwatch has more microphones than the average smartwatch (2 vs 1). The average smartwatch includes 1 microphones.
    2 vs 1
  • More advanced processor model
    Processor model
    Snapdragon Wear 4100
    This smartwatch uses the Snapdragon Wear 4100 processor model, while the average smartwatch uses Silicon Labs EFM32 Giant Gecko.
    Snapdragon Wear 4,100 vs Silicon Labs EFM32 Giant Gecko
  • 49 m lower water resistance depth
    Waterproof depth rating
    1 m
    This smartwatch has a shallower waterproof rating than the average smartwatch (1 m vs 50 m). The average smartwatch reaches 50 m.
    0.1 ATM class (ISO 22,810 shallow-water rating, not diving certification).
    1 m vs 50 m
  • No pace tracking
    Pace tracking
    no
    This smartwatch does not support pace tracking, the average smartwatch does. 78.6% of smartwatches support pace tracking.
  • 6 days day/s shorter battery life
    Battery life
    1 days
    This smartwatch offers 1 days of battery life, while the average smartwatch offers 7 days.
    Up to 3 days with power saving.
    1 days vs 7 days
  • 14 h shorter GPS battery life
    Battery life with GPS on
    6 h
    This smartwatch lasts less with GPS on than the average smartwatch (6 h vs 20 h). The average smartwatch lasts 20 h.
    6 h vs 20 h
  • No cycle tracking
    Menstrual cycle tracking
    no
    This smartwatch does not support menstrual cycle tracking, the average smartwatch does. 64.3% of smartwatches support menstrual cycle tracking.
  • 33 g heavier weight
    Weight
    78.0 g
    This smartwatch is heavier than the average smartwatch (78 g vs 45 g). The average smartwatch weighs 45.0 g.
    78.0 g vs 45.0 g
  • No live tracking
    Live tracking
    no
    This smartwatch does not support live tracking, the average smartwatch does. 88.6% of smartwatches support live tracking.
  • Basic battery type
    Battery type
    Li-ion
    This smartwatch uses a Li-ion battery, while the average smartwatch uses Li-Po.
    Li-ion vs Li-Po
  • 6.69x more expensive
    Montblanc Summit 3 is more expensive than the average smartwatch (£870 vs £130).
    £870 vs £130
  • 15.6% worse value for money
    Montblanc Summit 3 has a lower value-for-money score than the average smartwatch (6.51 vs 7.5).
    6.51 vs 7.52
  • 6.12x less popular
    Montblanc Summit 3 has a lower popularity than the average smartwatch (1 vs 6.1).
    1 vs 6.12
  • No cycle tracking
    Menstrual cycle tracking
    no
    This smartwatch does not support menstrual cycle tracking, the average smartwatch does. 64.3% of smartwatches support menstrual cycle tracking.
  • No pace tracking
    Pace tracking
    no
    This smartwatch does not support pace tracking, the average smartwatch does. 78.6% of smartwatches support pace tracking.
  • No live tracking
    Live tracking
    no
    This smartwatch does not support live tracking, the average smartwatch does. 88.6% of smartwatches support live tracking.
  • 6 days day/s shorter battery life
    Battery life
    1 days
    This smartwatch offers 1 days of battery life, while the average smartwatch offers 7 days.
    Up to 3 days with power saving.
    1 days vs 7 days
  • 14 h shorter GPS battery life
    Battery life with GPS on
    6 h
    This smartwatch lasts less with GPS on than the average smartwatch (6 h vs 20 h). The average smartwatch lasts 20 h.
    6 h vs 20 h
  • Basic battery type
    Battery type
    Li-ion
    This smartwatch uses a Li-ion battery, while the average smartwatch uses Li-Po.
    Li-ion vs Li-Po
  • 3.25 h shorter training battery life
    Battery life in training mode
    16 h
    This smartwatch lasts less in training mode than the average smartwatch (16 h vs 19.25 h). The average smartwatch lasts 19.25 h.
    16 h vs 19.25 h
  • 49 m lower water resistance depth
    Waterproof depth rating
    1 m
    This smartwatch has a shallower waterproof rating than the average smartwatch (1 m vs 50 m). The average smartwatch reaches 50 m.
    0.1 ATM class (ISO 22,810 shallow-water rating, not diving certification).
    1 m vs 50 m
  • 33 g heavier weight
    Weight
    78.0 g
    This smartwatch is heavier than the average smartwatch (78 g vs 45 g). The average smartwatch weighs 45.0 g.
    78.0 g vs 45.0 g
  • 2.4 mm thicker watch body
    Thickness
    14.00 mm
    This smartwatch is thicker than the average smartwatch (14 mm vs 11.6 mm). The average smartwatch thickness is 11.6 mm.
    Some sources mention variant-dependent thickness values.
    14.00 mm vs 11.6 mm
  • 0.12 inch smaller screen size
    Screen size
    1.28 inch
    This smartwatch has a smaller screen size than the average smartwatch (1.3 inch vs 1.4 inch). The average smartwatch screen is 1.40 inch.
    1.28 inch vs 1.40 inch

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

7.0
EvoGrid
≈ estimated
17/11/2025
Week-long review · design, performance and battery
Verdict
Montblanc Summit 3 is a strong pick for style-focused professionals, but battery life and fitness depth are the trade-offs.
8.0
BIPR Cycling
≈ estimated
05/11/2022
Hands-on review · setup, sleep, heart rate and GPS tests
Verdict
Montblanc Summit 3 looks premium and is easy to set up, but short battery life and no speaker hold it back for style-focused buyers.
Not graded yet
Not graded
Not graded yet

What reviewers agree on

Based on 9 · 5

Reviewers love the premium design and choice of apps, but battery life, fitness tracking and voice features disappoint.
Praised
Mixed views
Criticised
Pick a topic to see who said what

Expert reviews

In-depth analysis and verdict from leading tech publications

4.0
theverge.com
✓ explicit
26/08/2022
Multi-week test · Wear OS 3 watch
Verdict
The Montblanc Summit 3 is a well-built Wear OS 3 watch that suits Android users who like its looks, but it lacks Google Assistant and lasts about a day.
9.0
quillandpad.com
≈ estimated
19/10/2022
Collector review · Titanium smartwatch
Verdict
The Montblanc Summit 3 is a polished titanium smartwatch that stays out of your way, suiting watch collectors who want a quiet, well-finished companion.
6.0
t3.com
✓ explicit
04/11/2022
Full review · Premium smartwatch
Verdict
The Montblanc Summit 3 is a premium smartwatch with a titanium body and accurate sleep tracking, but it can lag and barely lasts a day.
7.0
pocket-lint.com
✓ explicit
13/11/2022
Wear OS test · Luxury watch
Verdict
The Montblanc Summit 3 is handsome and well-finished, but weak fitness tracking and a battery that barely lasts a day make it a poor pick for fitness fans.
6.0
tech360.tv
≈ estimated
13/12/2022
Hands-on review · Luxury smartwatch
Verdict
The Montblanc Summit 3 looks and feels like a real luxury watch, but short battery life and health data that stays on the watch hold it back.
9.0
zonamovilidad.es
≈ estimated
29/10/2022
Hands-on test · Luxury smartwatch
Verdict
The Montblanc Summit 3 is a light, premium titanium smartwatch with precise controls and many watch faces, but it needs daily charging and time to set up.

Third-party reviews

What we like about Montblanc Summit 3

  • Exquisite build quality and luxury watch craftsmanship
  • Premium materials including a lightweight titanium case and sapphire glass
  • Comes with two high-quality strap options (leather and rubber) in the box
  • Includes exclusive, highly customisable Montblanc digital watch faces
  • Tactile and satisfying physical buttons and rotating crown
  • Compatible with both Android and iOS devices

What we don't like about Montblanc Summit 3

  • Poor battery life, typically lasting only a single day
  • High luxury price point compared to smartwatches with similar tech
  • Occasional performance lag and stuttering in the Wear OS interface
  • Weak health and fitness data integration, especially when used with iOS
  • Always-on display (AOD) can be too dim in bright outdoor conditions
  • Limited long-term longevity as the internal tech will eventually become obsolete

Verdict

The Montblanc Summit 3 is a luxury smartwatch featuring a hand-brushed 42mm titanium case, sapphire crystal, and 5ATM water resistance. It runs Wear OS 3 on a Qualcomm Snapdragon Wear 4100+ processor with 1GB of RAM and 8GB of internal storage, delivering its interface via a 1.28-inch AMOLED display (416 x 416 resolution). Key pros include its premium Swiss-inspired design, compatibility with both iOS and Android, and the inclusion of both leather and rubber straps in the box. However, its main drawbacks are a high retail price, limited battery life that typically lasts only a single day, and less comprehensive fitness tracking compared to dedicated sports wearables.

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