Xiaomi Redmi K30S (128GB) vs Xiaomi Amazfit T-Rex Pro
Side by side comparison between Xiaomi Redmi K30S vs Xiaomi Amazfit T-Rex Pro devices, differences, pros, cons and full specifications. What's the better?
,
6.67"
IPS
IPS
1080x2400
64
MP
MP
20mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
1.3"
AMOLED
AMOLED
360x360
N/A
512MB
RAM
RAM
Single-core
390
mAh
mAh
(Non removable)
What's the better device? Xiaomi Redmi K30S (128GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
28 Advantages 
8 Advantages | 9 Common items in both devices |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Compass |
| LiPo: li-ion polymer (Non removable) |
| +2 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Model | Redmi K30S (128GB) | Amazfit T-Rex Pro |
| Other model names | Xiaomi Redmi K30S 5G M2007J3SC | Mi Amazfit TRex Pro |
| Country or region available |  China |  (Global, International) |
| Brand | Xiaomi | Xiaomi |
| Release date | 10/27/2020 | 3/23/2021, Announced: 3/5/2021 |
| Depth | 9.33 millimeters (0.37 inches) | 13.5 millimeters (0.53 inches) |
| Size (width x height) | 76.4 x 165.1 millimeters (3.01 x 6.5 in) | 47.47 x 47.47 millimeters (1.87 x 1.87 in) |
| Weight | 216 grams (7.56 ounces) | 59 grams (2.07 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | Not supported | 10 ATM: 100 meters waterproof |
📲 Display | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Display type | TFT IPS LCD | AMOLED |
| Screen size | 6.67" inches | 1.3" inches |
| Screen-to-body ratio | ~85.2% (screen-to-body ratio) | ~24.2% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 360x360 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 392 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 3 |
| Refresh rate | 144Hz | 60Hz |
| Display features | 500nits[typ] HDR10 | Not supported |
🤖 Operating System | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| System version | Android 10 | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | RTOS |
⚙️ Processor | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Chipset | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) | 32bit |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 650 (250-587MHz) | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| RAM memory | 8GB LPDDR5 | 512MB LPDDR3 |
| Internal storage | 128GB (106GB available) UFS 3.1 | 4GB (2GB available) eMCP |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | Not supported |
| Maximum Download / Upload | 2000/150 Mbps | feature not registered |
| Network technology | 2G, 3G, 4G, 5G | feature not registered |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | CDMA 800, GSM 850/900/1800/1900 | Not supported |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | Not supported |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41) VoLTE | Not supported |
| Primary 5G network | SA/NSA (1, 3, 41, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Back camera (main camera) | (triple camera) 64 megapixels 13MP ultrawide f/2.4123°1.12µm 5MP macro f/2.4AF | Not supported |
| Main camera resolution | 10120x6328 pixels | Not supported |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | Not supported |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/1.73" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Front camera (secondary) | 20 megapixels | Not supported |
| Front camera resolution | 5184x3840 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 27mm lens | feature not registered |
| Sensor size | 1/3.4" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Loudspeaker | Supported | feature not registered |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | feature not registered |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | feature not registered |
🔌 Connectivity | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | Not supported |
| Audio output | Type-C jack with 3.5mm jack adapter | Not supported |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Heart rate Pedometer SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 390 mAh |
| Charger, watts | 33W Wired fast charging Quick Charge 4+ USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | Not supported | Magnetic charging (dock) |
| Talk time autonomy | feature not registered | 432 hours (18 days) |
| Standby | feature not registered | 432 hours (18 days) |
➕ Other features | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| Call control | Voice dialing, Voice recorder, Voice commands | Not supported |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), E-mail |
| Hands-free calling | Supported | Not supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | feature not registered |
| Web browser | HTML, XHTML, HTML5 | Not supported |
| Antenna | Internal antenna | feature not registered |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Cosmic Black, Lunar Silver • MIUI 12 • Silicone Case included • Screen protector included • Dual stereo speakers • 24-bit/192kHz audio • Mi Pay | • Colors: Black, Gray, Blue • Watch band: 22mm • BioTracker PPG • 100 sports mode • AppZepp app • Compatible with Android 5.0/iOS 10 and above |
☢️ Radiation rate | ||
| Redmi K30S (128GB) | Amazfit T-Rex Pro | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |