This detailed comparison between the Oukitel BT20 and the Amazfit GTS 4 helps you choose the most suitable connected watch according to your needs. Robust ? Elegant? Autonomy? Features?
Oukitel BT20
See Oukitel BT20 and Amazon reviews
Amazfit GTS 4
See the Amazfit GTS 4 and the opinions on Amazon
1. Comparison of technical specifications
| Criteria | Oukitel BT20 | Amazfit GTS 4 |
|---|---|---|
| Screen | 1.96 ″ AMOLED, 410 × 502 px (~ 331 ppi) | 1.75 ″ OLED, 390 × 450 px (~ 341 ppi) |
| Autonomy | 350 mAh: 10 j Normal use, up to 15 days Standby | 300 mAh: Up to 8 J Standard use, 16 J Eco, Clock Mode 30 J |
| Sensors | Accelerometer, heart rate, spo₂ | Biotracker 4.0 ppg (HR, Spo₂, stress), accelezing, gyroscope, altimeter, light sensor |
| Connectivity | Bluetooth 5.2, vocal calls via BT | Bluetooth 5.0 & ble, wi -fi, microphone, loudspeaker, integrated Alexa |
| GPS / Navigation | Unrecognized | GNSS Double - Bande, Road Navigation, Guides on Map via Smartphone |
| Waterproofing / Standards | 5 ATM + IP69K, MIL - STD - 810h certified | 5 ATM only |
| Weight / dimensions | 50.5 × 43.7 × 12.3 mm - 52 g | 42.7 × 36.5 × 9.9 mm - 27 g |
| Sport modes | +100 modes | 154 modes, intelligent detection, peakbeats, advanced running |
| Indicative price | ~ 60 € (30-40 € sometimes promotions) | ~ 200-230 € (high -end amazfit) |
2. Analysis - Advantages / Disadvantages according to User profile
BT20 : Ultra -robust, IP69K + Military Standard. Solid autonomy. Homogeneous in sport modes. Less precise GPS. Basic, but reliable use.
GTS 4: Precise double - GPS, navigation, pro follow -up, integrated coach. Shorter autonomy under intensive GPS.
BT20: massive design, raw watch. Top autonomy. Call via bt. Simple interface. Painful apple.
GTS 4: fine design, stainless steel + glass, elegant, light look. Fluid ZEPP app. Embedded Alexa, notifications, stored music, microphone, loudspeaker.
GTS 4 dominates. Clear screen. Sometimes capricious responsiveness (occasionally not detected keys).
BT20 looks like a military - play gadget. We like it or we don't like it.
3. Recalls strengths
Oukitel BT20::
Long autonomy (10-15 days).
Incredible IP69K, MIL - STD - 810h robustness.
Large AMOLED Light screen.
Ultra -Budget Price (~ 60 €).
Amazfit GTS 4::
Premium design, very light.
GPS Dual - Band + Navigation.
Advanced features (Alexa, Peakbeats, Coaching, Music).
Better quality health sensors (4.0 biotracker).
4. Disadvantages
BT20::
No GPS, limited precision.
Little careful app FitCloudPro.
Basic interface, lack refinement.
GTS 4::
Less good autonomy in intensive use.
Sometimes latencies, criticized tactile sensitivity.
Price 3-4 × more expensive than BT20.
5. Verdict - What to choose?
You are looking for Reliability, autonomy, robustnessat a very low price? → Oukitel BT20.You want Design, precise GPS, advanced smart featuresand a neat daily use? → Amazfit GTS 4.
No frills in this comparison. Just facts. Do you waste precious time? Sacred choice.
6. Small winks [humains]
Look at these photos: BT20, wrist tank. GTS 4, finesse and class.
Spoiler: the BT20, we forget it ... not.
Pfff, autonomy of the GTS 4 full load… OK but over 8 days max.
TL; DRBT20 = strong watches, super autonomy, low price.GTS 4 = smart watch, GPS, Haut -de -Gamme finish, more expensive.
So. Choose.
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