OVERALL
ALTERNATIVES
SPECS
VS AVERAGE
REVIEWS
Scored using Smartwatches Methodology v3.0
Smartwatches Methodology v3.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Smartwatches Methodology v3.0: the technical score from the specifications is the base, and independent expert and video reviews (up to ±0.5 points), owner opinions (up to ±0.3) and best-of lists (up to +0.3) move it up or down.
Explore Smartwatches Methodology v3.0

Boat Ultima Call Max review: 127 specs compared

Avg. price:~£45Screen size:?Battery life:10 daysDisplay type:TFT LCD

Boat Ultima Call Max Review: Compare 127 technical specifications and 7 expert and video reviews to see how this product ranks in the Smartwatches category and whether it is worth buying.

Boat Ultima Call Max
6.6/10

Overall score

Score
6.6/ 10
✕
What it is
Our main score for this model, 1–10. It combines specs, best-of lists, expert reviews and owners.
How we count it
Parts: Technical score 35%, List score 30%, Reviews score 25%, Sentiment score 10%
Marks: Each part gets a mark out of 10. For reviews, lists and owners, a typical model in this category gets about 8 and the best one gets 10.
No data yet: A part with no data shows "?". It counts as the mark of a weaker model in this category (4 in 5 models with data score higher). This way, models with reviews, lists and owners usually come out ahead.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 64% of models
Score components

35%

6.1

Technical score

30%

?

List scoreNot enough data yet, so we use 7.5, the mark of a weaker model in this category

25%

6.1

Reviews score

10%

?

Sentiment scoreNot enough data yet, so we use 6.8, the mark of a weaker model in this category

â–¼Worse than 64% of smartwatches
7.6

Value for money

Value for money
7.6/ 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
â–¼ Worse than 62% of models
Score components

70%

6.6

Overall score

30%

10

Price

â–¼Worse than 62%
6.1

Technical score

Technical score
6.1/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 35% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 55% of models
Score components

24%

5.7

Health

21%

8.5

Fitness

16%

6.2

Battery

14%

6.4

Smart features

12%

2.6

Connectivity

9%

4.9

Display & Design

4%

7.8

Hardware

â–¼Worse than 55%
6.1

Reviews score

Reviews score
6.1/ 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. Every review counts the same: written or video, short or full test.
Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.4 for now.
Share: Reviews count 25% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 69% of models

6.1

Mark 7.5 is below the typical mark 7.9 of this category, so it cannot lift the score above the technical score

80%

7.6

Average grade

20%

7.0

Popularity

Grades by review (7)
7 videos, average 7.3/10. Reviews count 25% of the overall score.
User ratings collected online are not part of this score.
â–¼Worse than 69%
?

List score

List score
7.5/ 10
✕
What it is
How often independent test sites, magazines and video reviewers put this model in their best-of lists for this category.
How we count it
Points: The model in the most lists of this category gets 10; the others get 8 to 10 in proportion. In no list yet: 7.5. Lists count 30% of the overall score.
Enough data: Every list counts, even a single one. With fewer than 5 best-of lists in the category, this part is left out.
Lists with this model (0)
Not in any best-of list yet, so this part counts as 7.5. Models in a list get 8 to 10.
Not in any best-of list yet
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Where to buy
*As an Amazon Associate, we earn from qualifying purchases.
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.

What reviewers say about the Boat Ultima Call Max

Based on 0 · 6

Reviewers like the long battery life, good display and solid calling, but most doubt the health sensor accuracy.
Praised
Criticised
Pick a topic to see who said what
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Technical Specifications of smartwatch Boat Ultima Call Max

Technical score
Technical score
6.1/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 35% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 55% of models
Score components:

24%

5.7

Health

21%

8.5

Fitness

16%

6.2

Battery

14%

6.4

Smart features

12%

2.6

Connectivity

9%

4.9

Display & Design

4%

7.8

Hardware

6.1
Reviews score
6.1
List score
?
Value for money
Value for money
7.6/ 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
â–¼ Worse than 62% of models
Score components:

70%

6.6

Overall score

30%

10

Price

7.6
Heart rate monitor
yes
This smartwatch includes a heart rate monitor. 9.5% of smartwatches include a heart rate monitor.
Blood oxygen monitoring
yes
This smartwatch supports blood oxygen monitoring. 30.4% of smartwatches support blood oxygen monitoring.
Readings are for wellness use, not medical diagnosis.
ECG
no
This smartwatch does not support ECG. 18.2% of smartwatches support ECG.
Irregular heart rate warnings
no
This smartwatch does not support irregular heart rate warnings. 50.6% of smartwatches support irregular heart rate warnings.
HRV tracking
no
This smartwatch does not support HRV tracking. 45.2% of smartwatches support HRV tracking.
Show more
What reviewers say
Accelerometer
yes
This smartwatch includes an accelerometer. 0.5% of smartwatches include an accelerometer.
Barometer
yes
This smartwatch includes a barometer. 46.5% of smartwatches include a barometer.
Gyroscope
?
Cadence sensor
yes
This smartwatch includes a cadence sensor. 67.2% of smartwatches include a cadence sensor.
Cadence may require external sensor/app pairing on some models.
Distance tracking
yes
This smartwatch supports distance tracking. 3.7% of smartwatches support distance tracking.
Show more
Battery life
10 days
Market range: <1 day – >20 days
This smartwatch lasts 10 days on a charge, which is longer than 59.2% of Smartwatches and the same as 6.6% of Smartwatches.
Up to 2 days with BT calling.
Battery life in training mode
?
Battery life with GPS on
N/A
Battery power
280 mAh
Market range: <200 mAh – >500 mAh
This smartwatch has a 280 mAh battery, which is smaller than 61.9% of Smartwatches and the same as 2.6% of Smartwatches.
Charge time
120 min
Market range: <60 min – >150 min
This smartwatch charges from empty in 120 min, which is quicker than 13.3% of Smartwatches and the same as 44.6% of Smartwatches.
Approximate value from reported charging range: 120 minutes.
Show more
What reviewers say
Operating system
Crest+ OS
This smartwatch runs Crest+ OS, which is less advanced than the system in 51.7% of Smartwatches and equal to 1.3% of Smartwatches.
Software update frequency
?
Third-party app support
no
This smartwatch does not support third-party apps. 51.6% of smartwatches support third-party apps.
Notifications
yes
This smartwatch supports notifications. 0.3% of smartwatches support notifications.
Voice assistant support
yes
This smartwatch supports voice assistants. 30.8% of smartwatches support voice assistants.
Show more
Cellular module
no
This smartwatch does not include a cellular module. 16.7% of smartwatches include a cellular module.
SIM cards
0
GPS
no
This smartwatch does not support GPS. 59.8% of smartwatches support GPS.
Galileo support
no
This smartwatch does not support Galileo navigation. 43.6% of smartwatches support Galileo navigation.
Dual-frequency GPS
no
This smartwatch does not support dual-frequency GPS. 15.1% of Smartwatches offer this.
Show more
What reviewers say
Screen size
?
Display type
TFT LCD
This smartwatch uses TFT LCD, which is less advanced than the screen in 76.5% of Smartwatches and equal to 14.5% of Smartwatches.
Resolution
240x 283
This smartwatch has a display resolution of 240x283 which is lower than that of 71.6% of smartwatches and equal to that of 0.1% of smartwatches.
Pixel density
341 ppi
Market range: <213 ppi – >461 ppi
This smartwatch has a pixel density of 341 ppi, which is higher than 59.7% of Smartwatches and equal to 1% of Smartwatches.
Display brightness
500 nits
Market range: <450 nits – >2k nits
This smartwatch has a screen brightness of 500 nits, which is lower than 73.2% of Smartwatches and equal to 13.6% of Smartwatches.
Show more
What reviewers say
CPU speed
?
Processor model
?
RAM
?
Internal storage
?
External memory slot
no
This smartwatch does not include an external memory slot. 0.3% of smartwatches include an external memory slot.
Show more

Boat Ultima Call Max vs the average smartwatch

246810TotalHealthFitnessBatteryConnectivityDisplay & DesignSmart featuresHardware
  • Blood pressure monitoring
    This smartwatch supports blood pressure monitoring, the average smartwatch does not. 21.8% of smartwatches support blood pressure monitoring.
    Measurements are for wellness guidance, not medical diagnosis.
  • Emergency SOS
    This smartwatch includes Emergency SOS, the average smartwatch does not. 44.8% of smartwatches include Emergency SOS.
  • Cadence tracking
    This smartwatch includes a cadence sensor, the average smartwatch does not. 32.9% of smartwatches include a cadence sensor.
    Cadence may require external sensor/app pairing on some models.
  • Calorie tracking
    This smartwatch supports calorie tracking, the average smartwatch does not. 48.7% of smartwatches support calorie tracking.
  • 3 days longer battery life
    This smartwatch runs longer per charge than the average smartwatch (10 days vs 7 days). The average smartwatch runs for 7 days on a charge.
    Up to 2 days with BT calling.
    10 days vs 7 days
  • More advanced operating system
    This smartwatch runs a more advanced operating system than the average smartwatch (Crest+ OS vs Proprietary OS).
    Crest+ OS vs Proprietary OS
  • Water intake tracking
    This smartwatch tracks water intake, the average smartwatch does not. 44.1% of smartwatches track water intake.
  • 2 years newer
    This smartwatch was released more recently than the average smartwatch (2023 vs 2021). The average smartwatch was released in 2021.
    May 2023
    2023 vs 2021
  • Blood pressure monitoring
    This smartwatch supports blood pressure monitoring, the average smartwatch does not. 21.8% of smartwatches support blood pressure monitoring.
    Measurements are for wellness guidance, not medical diagnosis.
  • Calorie tracking
    This smartwatch supports calorie tracking, the average smartwatch does not. 48.7% of smartwatches support calorie tracking.
  • Water intake tracking
    This smartwatch tracks water intake, the average smartwatch does not. 44.1% of smartwatches track water intake.
  • 2 years newer
    This smartwatch was released more recently than the average smartwatch (2023 vs 2021). The average smartwatch was released in 2021.
    May 2023
    2023 vs 2021
  • Cadence tracking
    This smartwatch includes a cadence sensor, the average smartwatch does not. 32.9% of smartwatches include a cadence sensor.
    Cadence may require external sensor/app pairing on some models.
  • 3 days longer battery life
    This smartwatch runs longer per charge than the average smartwatch (10 days vs 7 days). The average smartwatch runs for 7 days on a charge.
    Up to 2 days with BT calling.
    10 days vs 7 days
  • More current Bluetooth version
    This smartwatch uses a more current Bluetooth version than the average smartwatch (5.1 vs 5).
    5.1 vs 5
  • Emergency SOS
    This smartwatch includes Emergency SOS, the average smartwatch does not. 44.8% of smartwatches include Emergency SOS.
  • More advanced operating system
    This smartwatch runs a more advanced operating system than the average smartwatch (Crest+ OS vs Proprietary OS).
    Crest+ OS vs Proprietary OS
  • No VO2 max measurement
    This smartwatch does not measure VO2 max, the average smartwatch does. 51.3% of smartwatches measure VO2 max.
  • No GPS support
    This smartwatch does not support GPS, the average smartwatch does. 59.7% of smartwatches support GPS.
  • No third-party apps
    This smartwatch does not support third-party apps, the average smartwatch does. 51.6% of smartwatches support third-party apps.
  • No irregular heart rate alerts
    This smartwatch does not support irregular heart rate warnings, the average smartwatch does. 50.6% of smartwatches support irregular heart rate warnings.
  • More basic display
    This smartwatch uses a more basic screen than the average smartwatch (TFT LCD vs AMOLED).
    TFT LCD vs AMOLED
  • No coaching features
    This smartwatch does not support coaching, the average smartwatch does. 58.8% of smartwatches support coaching.
  • No music playback
    This smartwatch does not support music playback, the average smartwatch does. 57.1% of smartwatches support music playback.
  • 48.5 m shallower water rating
    This smartwatch is rated for shallower water than the average smartwatch (1.5 m vs 50 m). The average smartwatch is rated to 50 m.
    1.5 m vs 50 m
  • 12.9% lower review score
    Reviews score
    6.1/ 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. Every review counts the same: written or video, short or full test.
    Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
    Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.4 for now.
    Share: Reviews count 25% of the overall score.
    Score distribution
    â–¼
    <55-66-77-88-99-10
    â–¼ Worse than 69% of models

    6.1

    Mark 7.5 is below the typical mark 7.9 of this category, so it cannot lift the score above the technical score

    80%

    7.6

    Average grade

    20%

    7.0

    Popularity

    Grades by review (7)
    7 videos, average 7.3/10. Reviews count 25% of the overall score.
    User ratings collected online are not part of this score.
    6.1 vs 7.0
  • No VO2 max measurement
    This smartwatch does not measure VO2 max, the average smartwatch does. 51.3% of smartwatches measure VO2 max.
  • No irregular heart rate alerts
    This smartwatch does not support irregular heart rate warnings, the average smartwatch does. 50.6% of smartwatches support irregular heart rate warnings.
  • No smart scale support
    This smartwatch does not support smart scale compatibility, the average smartwatch does. 57.1% of smartwatches support smart scale compatibility.
  • No coaching features
    This smartwatch does not support coaching, the average smartwatch does. 58.8% of smartwatches support coaching.
  • No auto-pause
    This smartwatch does not support auto pause, the average smartwatch does. 62.6% of smartwatches support auto pause.
  • 25 mAh smaller battery capacity
    This smartwatch has a smaller battery than the average smartwatch (280 mAh vs 305 mAh). The average smartwatch has a 305 mAh battery.
    280 mAh vs 305 mAh
  • No GPS support
    This smartwatch does not support GPS, the average smartwatch does. 59.7% of smartwatches support GPS.
  • No compass
    This smartwatch does not include a compass, the average smartwatch does. 56.7% of smartwatches include a compass.
  • More basic display
    This smartwatch uses a more basic screen than the average smartwatch (TFT LCD vs AMOLED).
    TFT LCD vs AMOLED
  • 48.5 m shallower water rating
    This smartwatch is rated for shallower water than the average smartwatch (1.5 m vs 50 m). The average smartwatch is rated to 50 m.
    1.5 m vs 50 m
  • No always-on display
    This smartwatch does not have an always-on display, the average smartwatch does. 70.3% of smartwatches have an always-on display.
  • No ambient light sensor
    This smartwatch does not include an ambient light sensor, the average smartwatch does. 63.5% of smartwatches include an ambient light sensor.
  • 250 nits dimmer screen
    This smartwatch has a dimmer screen than the average smartwatch (500 nits vs 750 nits). The average smartwatch peaks at 750 nits.
    500 nits vs 750 nits
  • Less practical form
    This smartwatch uses a rectangular form, while the average smartwatch uses round.
    rectangular vs round
  • Lower resolution
    This smartwatch has a display resolution of 240x283, while the average smartwatch reaches 360x360.
    240x283 vs 360x360
  • 5.8 mm taller case
    This smartwatch has a taller case than the average smartwatch (50.8 mm vs 45 mm). The average smartwatch is 45 mm tall.
    50.8 mm vs 45 mm
  • No third-party apps
    This smartwatch does not support third-party apps, the average smartwatch does. 51.6% of smartwatches support third-party apps.
  • No music playback
    This smartwatch does not support music playback, the average smartwatch does. 57.1% of smartwatches support music playback.

Video reviews

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

7.0
Unbox with KD
≈ estimated
09/07/2023
Unboxing and review · features, display, speaker and app
Verdict
Boat Ultima Call Max is okay to buy for the price, but its display and speaker are weak.
6.0
BV ke Review
≈ estimated
02/06/2023
Hands-on test · heart rate, SpO2 and step accuracy
Verdict
Boat Ultima Call Max suits casual tracking only, since its heart rate and step counts are inconsistent.
9.0
Technical ONEBOX
≈ estimated
02/06/2023
Unboxing and feature walkthrough · sound, sensor and battery checks
Verdict
Boat Ultima Call Max is quite good for its price, with smooth pairing, decent sound and long battery life.
8.0
ANUPAM Dev official
≈ estimated
01/06/2023
Unboxing and hands-on review · battery, sensor and feature tests
Verdict
Boat Ultima Call Max offers good value in its price segment, though its sensors are not medical grade.
8.0
BV ke Review
≈ estimated
01/06/2023
Water test · IP68 submersion check
Verdict
Boat Ultima Call Max passed the five-minute submersion test, but keeping it away from water will help it last longer.
5.0
DAYbyDAY Tech
≈ estimated
29/05/2023
Unboxing and review · feature and speaker tests
Verdict
Boat Ultima Call Max has a big display for the price, but many features are missing and a rival watch may be the better buy.
8.0
Blue Boy
≈ estimated
29/05/2023
Unboxing and review · display, calling and app tests
Verdict
Boat Ultima Call Max is recommended for its large display, reliable calling and decent price, with few drawbacks noted.
8.0
J.K 4 TECH
≈ estimated
29/05/2023
Unboxing and feature walkthrough · brightness and heart-rate checks
Verdict
Boat Ultima Call Max is quite good value for its price and worth buying.

Third-party reviews

What customers like about Boat Ultima Call Max

  • Large and vibrant 2-inch HD display with 500 nits brightness is easy to read even outdoors.
  • Sleek and stylish metallic body design that some users compare to premium brands.
  • Effective Bluetooth calling functionality with a clear speaker and reliable mic.
  • Comprehensive health and activity tracking, including heart rate, SpO2, and 100+ sports modes.
  • Good value for money in the budget segment.
  • IP68 dust and water resistance provides durability for outdoor activities.

What customers don't like about Boat Ultima Call Max

  • Inconsistent battery performance; while rated for up to 10 days, users report it can drain in 2 days with Bluetooth calling active.
  • Mixed reports on accuracy, specifically regarding step counting and sleep tracking.
  • Durability issues noted by some users, including display malfunctions after a few weeks of use.
  • Lack of a screen lock facility.
  • App experience can be cluttered with advertisements.

Verdict

The boAt Ultima Call Max is a feature-rich smartwatch headlined by a large 2-inch HD display with 500 nits brightness and an edgy metallic body. It features advanced single-chip Bluetooth calling with a built-in dial pad, 100+ sports modes, and an IP68 dust and water resistance rating. Key pros include its impressive battery life of up to 10 days (2 days with heavy BT calling), comprehensive health suite (Heart Rate, SpO2, and Sleep monitoring), and over 100 customisable watch faces. However, notable cons include the lack of built-in GPS, no internal music storage, and reports of occasional UI lag and step-counting inaccuracies.

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