OVERALL
ALTERNATIVES
SPECS
VS AVERAGE
REVIEWS
Scored using Fitness trackers Methodology v3.0
Fitness trackers Methodology v3.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Fitness trackers 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 Fitness trackers Methodology v3.0

Lenovo HX03F Spectra review: 163 specs compared

Avg. price:~£20Battery life:10 daysScreen size:0.96 inchHeart rate monitor:yesGPS:noWaterproof depth rating:1.5 m

Lenovo HX03F Spectra Review: Compare 163 technical specifications and 7 expert and video reviews to see how this product ranks in the Fitness trackers category and whether it is worth buying.

Lenovo HX03F Spectra
7.0/10

Overall score

Score
7.0/ 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 67% of models
Score components

35%

6.8

Technical score

30%

?

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

25%

6.8

Reviews score

10%

?

Sentiment scoreNot enough data yet, so we use 7.1, the mark of a weaker model in this category

â–¼Worse than 67% of fitness trackers
7.9

Value for money

Value for money
7.9/ 10
✕
What it is
An indicator that combines the fitness tracker's overall rating with its cost.
When it matters
When you are looking for a fitness tracker with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 74% of models
Score components

70%

7.0

Overall score

30%

10

Price

â–¼Worse than 74%
6.8

Technical score

Technical score
6.8/ 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 58% of models
Score components

20%

7.1

Sports

20%

4.5

Battery

18%

7.9

Health

18%

6.3

Display

8%

7.6

Smart functions

8%

8.4

Wellness

4%

7.8

Connectivity

4%

8.5

Design

â–¼Worse than 58%
6.8

Reviews score

Reviews score
6.8/ 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. Big test sites count more, short reviews half as much as full tests. A video review counts half.
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: 7.2 for now.
Share: Reviews count 25% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 71% of models

6.8

Mark 7.3 is below the typical mark 7.6 of this category, so it cannot lift the score above the technical score

80%

7.4

Average grade

20%

6.9

Popularity

Grades by review (7)
5 reviews: 2 with a printed score, 3 estimated from the review. 2 video reviews, each counting half as much as a written test. Reviews count 25% of the overall score.
User ratings collected online are not part of this score.
â–¼Worse than 71%
?

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
  • lenovo-hx03f-spectra
lenovo-hx03f-spectra
Where to buy
    N/A~ £20
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 Lenovo HX03F Spectra

Based on 5 · 2

Reviewers praise the long battery and colour display, but say the screen is too dim and step counts are off.
Praised
Criticised
Pick a topic to see who said what
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Technical Specifications of fitness tracker Lenovo HX03F Spectra

Technical score
Technical score
6.8/ 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 58% of models
Score components:

20%

7.1

Sports

20%

4.5

Battery

18%

7.9

Health

18%

6.3

Display

8%

7.6

Smart functions

8%

8.4

Wellness

4%

7.8

Connectivity

4%

8.5

Design

6.8
Reviews score
6.8
List score
?
Value for money
Value for money
7.9/ 10
✕
What it is
An indicator that combines the fitness tracker's overall rating with its cost.
When it matters
When you are looking for a fitness tracker with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 74% of models
Score components:

70%

7.0

Overall score

30%

10

Price

7.9
Heart rate monitor
yes
This fitness tracker supports heart rate monitoring. 36.2% of fitness trackers support heart rate monitoring.
Resting heart rate
yes
This fitness tracker supports Resting heart rate. 47.5% of fitness trackers support Resting heart rate.
Fast/slow heart rate alerts
yes
This fitness tracker supports high and low heart rate alerts. 63.9% of fitness trackers support high and low heart rate alerts.
High heart rate alert only.
Irregular heart rate alerts
?
Blood oxygen sensor
no
This fitness tracker does not have a blood oxygen sensor. 32.2% of fitness trackers have a blood oxygen sensor.
Show more
GPS
no
This fitness tracker does not have GPS. 12.7% of fitness trackers have GPS.
Satellite systems supported
no
This fitness tracker supports no satellite systems which is less versatile than that of 14.4% of fitness trackers and the same as that of 85.6% of fitness trackers.
no satellite positioning support.
GNSS bands supported
no
This fitness tracker does not support advanced GNSS bands. 8.4% of fitness trackers support advanced GNSS bands.
Galileo support
no
This fitness tracker does not support Galileo. 5.6% of fitness trackers support Galileo.
Acquires GPS faster
no
This fitness tracker does not support faster GPS acquisition. 8.1% of fitness trackers support faster GPS acquisition.
Show more
What reviewers say
Notifications
yes
This fitness tracker supports notifications. 27.8% of fitness trackers support notifications.
Vibrating alerts
yes
This fitness tracker supports vibration alerts. 14.3% of fitness trackers support vibration alerts.
Call control
no
This fitness tracker does not support call controls. 40.8% of fitness trackers support call controls.
Call answering
no
This fitness tracker does not support call answering. 0.9% of fitness trackers support call answering.
Calendar sync
no
This fitness tracker does not support calendar sync. 20.5% of fitness trackers support calendar sync.
Show more
Activity reports
yes
This fitness tracker supports activity reports. 5% of fitness trackers support activity reports.
Goal setting
yes
This fitness tracker supports goal setting. 2.5% of fitness trackers support goal setting.
Achievements
yes
This fitness tracker supports achievements. 23.8% of fitness trackers support achievements.
Inactivity alerts
yes
This fitness tracker supports inactivity alerts. 21.4% of fitness trackers support inactivity alerts.
Coaching
no
This fitness tracker does not support coaching. 36.4% of fitness trackers support coaching.
Show more
Bluetooth version
4.2
This fitness tracker supports Bluetooth 4.2 which is newer than in 54.8% of fitness trackers and equal to that in 12.8% of fitness trackers.
Maximum Bluetooth range
?
NFC
?
Wi-Fi connectivity
no
This fitness tracker does not support Wi-Fi. 2.5% of fitness trackers support Wi-Fi.
Wi-Fi version
no
This fitness tracker does not support modern Wi-Fi. 0.9% of fitness trackers support modern Wi-Fi.
no Wi-Fi support.
Show more
Battery life
10 days
Market range: <5 days – >180 days
This fitness tracker offers a battery life of 10 days which is longer than that of 47.8% of fitness trackers and equal to that of 6.6% of fitness trackers.
Battery life with GPS on
N/A
Battery life in training mode
?
Power-saving battery life
?
Battery capacity
85 mAh
Market range: <45 mAh – >225 mAh
This fitness tracker has a battery capacity of 85 mAh which is lower than that of 73.5% of fitness trackers and equal to that of 0.6% of fitness trackers.
Show more
What reviewers say
Display
yes
This fitness tracker has a display. 26.3% of fitness trackers have a display.
Screen size
0.96 inch
Market range: <0.72 inch – >1.6 inch
This fitness tracker has a screen size of 0.96 inch which is smaller than that of 55.7% of fitness trackers and equal to that of 9.5% of fitness trackers.
Display type
TFT LCD
This fitness tracker uses TFT LCD display technology which is less advanced than that of 58.6% of fitness trackers and the same as that of 5% of fitness trackers.
Screen resolution
160x 80
This fitness tracker has a screen resolution of 160x80 which is higher than that of 64.3% of fitness trackers and equal to that of 1.5% of fitness trackers.
Pixel density
186 ppi
Market range: <146 ppi – >326 ppi
This fitness tracker has a pixel density of 186 ppi which is lower than that of 72.7% of fitness trackers and equal to that of 3.4% of fitness trackers.
Show more
What reviewers say
Form factor
wristband
Hybrid design
no
This fitness tracker does not support Hybrid design. 2.1% of fitness trackers support Hybrid design.
Designed for kids
no
This fitness tracker is not designed for kids. 3.3% of fitness trackers are designed for kids.
Replaceable watch band
yes
This fitness tracker has a replaceable watch band. 23.4% of fitness trackers have a replaceable watch band.
Band width
18 mm
Show more
What reviewers say

Lenovo HX03F Spectra vs the average fitness tracker

246810TotalHealthSportsBatteryDisplayConnectivitySmart functionsDesignWellness
  • Heart rate alerts
    This fitness tracker supports high and low heart rate alerts, while the average fitness tracker does not. 36.4% of fitness trackers support high and low heart rate alerts.
    High heart rate alert only.
  • Color display
    This fitness tracker has a color display, while the average fitness tracker does not. 39.1% of fitness trackers have a color display.
  • Built-in gyroscope
    This fitness tracker has a gyroscope, while the average fitness tracker does not. 28.7% of fitness trackers have a gyroscope.
  • 3 mm thinner design
    This fitness tracker is thinner than the average fitness tracker (8 mm vs 11 mm). The average fitness tracker has a thickness of 11 mm.
    8 mm vs 11 mm
  • 33.33 mm lower height
    This fitness tracker is shorter than the average fitness tracker (8 mm vs 41.3 mm). The average fitness tracker has a height of 41.325 mm.
    8 mm vs 41.325 mm
  • 3.5x cheaper
    Lenovo HX03F Spectra is cheaper than the average fitness tracker (£20 vs £70).
    £20 vs £70
  • 16.7% lighter
    This fitness tracker is lighter than the average fitness tracker (20 g vs 24 g). The average fitness tracker weighs 24 g.
    20 g vs 24 g
  • Camera remote control
    This fitness tracker supports camera remote control, while the average fitness tracker does not. 40.6% of fitness trackers support camera remote control.
  • 3.5x cheaper
    Lenovo HX03F Spectra is cheaper than the average fitness tracker (£20 vs £70).
    £20 vs £70
  • Heart rate alerts
    This fitness tracker supports high and low heart rate alerts, while the average fitness tracker does not. 36.4% of fitness trackers support high and low heart rate alerts.
    High heart rate alert only.
  • Built-in gyroscope
    This fitness tracker has a gyroscope, while the average fitness tracker does not. 28.7% of fitness trackers have a gyroscope.
  • Color display
    This fitness tracker has a color display, while the average fitness tracker does not. 39.1% of fitness trackers have a color display.
  • Camera remote control
    This fitness tracker supports camera remote control, while the average fitness tracker does not. 40.6% of fitness trackers support camera remote control.
  • 3 mm thinner design
    This fitness tracker is thinner than the average fitness tracker (8 mm vs 11 mm). The average fitness tracker has a thickness of 11 mm.
    8 mm vs 11 mm
  • 33.33 mm lower height
    This fitness tracker is shorter than the average fitness tracker (8 mm vs 41.3 mm). The average fitness tracker has a height of 41.325 mm.
    8 mm vs 41.325 mm
  • 16.7% lighter
    This fitness tracker is lighter than the average fitness tracker (20 g vs 24 g). The average fitness tracker weighs 24 g.
    20 g vs 24 g
  • No pace measurement
    This fitness tracker does not support pace measurement, while the average fitness tracker does. 62.9% of fitness trackers support pace measurement.
  • 0.5 hours longer charging time
    This fitness tracker has a higher charging time than the average fitness tracker (2 hours vs 1.5 hours). The average fitness tracker needs 1.5 hours to charge.
    2 hours vs 1.5 hours
  • Lower screen resolution
    This fitness tracker has a lower screen resolution than the average fitness tracker (160x80 vs 194x368). The average fitness tracker has a screen resolution of 194x368.
    160x80 vs 194x368
  • 32% smaller battery capacity
    This fitness tracker has a lower battery capacity than the average fitness tracker (85 mAh vs 125 mAh). The average fitness tracker has 125 mAh of battery capacity.
    85 mAh vs 125 mAh
  • 48.5 m lower waterproof depth rating
    This fitness tracker has a lower waterproof depth rating than the average fitness tracker (1.5 m vs 50 m). The average fitness tracker has a waterproof depth rating of 50 m.
    1.5 m vs 50 m
  • No weight tracking
    This fitness tracker does not support weight tracking, while the average fitness tracker does. 82.4% of fitness trackers support weight tracking.
  • 24.7% lower pixel density
    This fitness tracker has a lower pixel density than the average fitness tracker (186 ppi vs 247 ppi). The average fitness tracker has a pixel density of 247 ppi.
    186 ppi vs 247 ppi
  • No route tracker
    This fitness tracker does not support route tracking, while the average fitness tracker does. 52.3% of fitness trackers support route tracking.
  • 6.8% lower review score
    Reviews score
    6.8/ 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. Big test sites count more, short reviews half as much as full tests. A video review counts half.
    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: 7.2 for now.
    Share: Reviews count 25% of the overall score.
    Score distribution
    â–¼
    <55-66-77-88-99-10
    â–¼ Worse than 71% of models

    6.8

    Mark 7.3 is below the typical mark 7.6 of this category, so it cannot lift the score above the technical score

    80%

    7.4

    Average grade

    20%

    6.9

    Popularity

    Grades by review (7)
    5 reviews: 2 with a printed score, 3 estimated from the review. 2 video reviews, each counting half as much as a written test. Reviews count 25% of the overall score.
    User ratings collected online are not part of this score.
    6.8 vs 7.3
  • 1.7% worse value for money
    Lenovo HX03F Spectra has a lower value-for-money score than the average fitness tracker (7.93 vs 8.1).
    7.93 vs 8.07
  • No pace measurement
    This fitness tracker does not support pace measurement, while the average fitness tracker does. 62.9% of fitness trackers support pace measurement.
  • No route tracker
    This fitness tracker does not support route tracking, while the average fitness tracker does. 52.3% of fitness trackers support route tracking.
  • 0.5 hours longer charging time
    This fitness tracker has a higher charging time than the average fitness tracker (2 hours vs 1.5 hours). The average fitness tracker needs 1.5 hours to charge.
    2 hours vs 1.5 hours
  • 32% smaller battery capacity
    This fitness tracker has a lower battery capacity than the average fitness tracker (85 mAh vs 125 mAh). The average fitness tracker has 125 mAh of battery capacity.
    85 mAh vs 125 mAh
  • Lower screen resolution
    This fitness tracker has a lower screen resolution than the average fitness tracker (160x80 vs 194x368). The average fitness tracker has a screen resolution of 194x368.
    160x80 vs 194x368
  • 24.7% lower pixel density
    This fitness tracker has a lower pixel density than the average fitness tracker (186 ppi vs 247 ppi). The average fitness tracker has a pixel density of 247 ppi.
    186 ppi vs 247 ppi
  • 0.1 inch smaller screen size
    This fitness tracker has a lower screen size than the average fitness tracker (1 inch vs 1.06 inch). The average fitness tracker has a screen size of 1.06 inch.
    0.96 inch vs 1.06 inch
  • No stopwatch
    This fitness tracker does not have a stopwatch, while the average fitness tracker does. 60.5% of fitness trackers have a stopwatch.
  • 48.5 m lower waterproof depth rating
    This fitness tracker has a lower waterproof depth rating than the average fitness tracker (1.5 m vs 50 m). The average fitness tracker has a waterproof depth rating of 50 m.
    1.5 m vs 50 m
  • No weight tracking
    This fitness tracker does not support weight tracking, while the average fitness tracker does. 82.4% of fitness trackers support weight tracking.

Video reviews

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

6.0
Funknown studio
≈ estimated
21/10/2018
Unboxing and hands-on review · alarm, heart rate and steps tests
Verdict
Lenovo HX03F Spectra has a good build and handy features, but its alarm is weak and heart rate readings respond slowly.
7.0
Varun Lilani
≈ estimated
28/06/2018
Hands-on review · features, battery and pros and cons
Verdict
Lenovo HX03F Spectra has useful features, a colour display and USB charging, but its screen type, water resistance and strap are weak points.
8.0
TekNixHaX
≈ estimated
10/05/2018
First look · unboxing and first impressions
Verdict
Lenovo HX03F Spectra has a solid build, and its notifications feel better than older budget bands, though battery life is still untested.
Overview video
Overview video
Overview video
Not graded
Not graded
Not graded
Not graded
Not graded
Not graded

Expert reviews

In-depth analysis and verdict from leading tech publications

7.0
indiatoday.in
✓ explicit
22/05/2018
Hands-on review · Sleep tracking band
Verdict
The Lenovo HX03F Spectra offers a week of battery life and useful sleep tracking, but its step count and heart-rate readings are unreliable.
8.0
gizbot.com
✓ explicit
09/06/2018
Hands-on review · Entry-level fitness band
Verdict
The Lenovo HX03F Spectra is a light beginner tracker with a week-long battery and sleep tracking, but its dim screen and sensor accuracy hold it back.
7.0
thehindubusinessline.com
≈ estimated
06/07/2018
Hands-on test · Entry-level band
Verdict
The Lenovo HX03F Spectra is a lightweight band with a rugged, waterproof build, but its step counter is too imprecise for serious fitness tracking.
8.0
digit.in
≈ estimated
05/06/2020
Hands-on review · Colour-screen tracker
Verdict
The Lenovo HX03F Spectra is a good first tracker thanks to its colour screen and IP68 rating, but it adds nothing new if you already own a basic band.
8.0
pc-tablet.com
≈ estimated
03/05/2018
Week-long test · Colour-display band
Verdict
The Lenovo HX03F Spectra packs a colour screen and an active heart-rate sensor into an entry-level band, but its display is hard to see outdoors.

Third-party reviews

What customers like about Lenovo HX03F Spectra

  • Affordable price point for a color display tracker
  • Lightweight and sturdy design with interchangeable silicone straps
  • IP68 water and dust resistance
  • Convenient direct USB charging (no extra cable needed)
  • Clean and user-friendly 'Lenovo Healthy' companion app
  • Accurate sleep tracking and decent heart rate monitoring in auto mode
  • Receives a wide range of smartphone notifications (calls, SMS, WhatsApp)

What customers don't like about Lenovo HX03F Spectra

  • Unreliable pedometer with irregular step counting precision
  • Poor outdoor display visibility in bright daylight
  • Battery life is shorter than claimed (averages 3-7 days depending on usage)
  • Slow gyroscope response (wrist-to-wake feature is hit-or-miss)
  • Notifications can be difficult or inconvenient to read on the small screen
  • UI can occasionally be frustrating or laggy
  • Difficulties with app synchronization reported by some users

Verdict

The Lenovo HX03F Spectra is a budget-friendly fitness tracker featuring a 0.96-inch TFT-LCD color display with a 160 x 80 pixel resolution and a lightweight 20g build with interchangeable silicone straps. Its core capabilities include 24-hour real-time heart rate monitoring, sleep tracking, a multi-sport mode, and an IP68 water and dust resistance rating that protects it during rain or sweat. A standout convenience is its integrated direct USB charging design, which eliminates the need for separate cables and provides a battery life typically ranging from 5 to 10 days depending on usage. While it offers a feature-rich experience for its price point, including smartphone notifications and sedentary alerts, common drawbacks include a display that can be difficult to read in direct sunlight, occasional irregularities in step-tracking precision, and a lack of built-in GPS.

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