Product
Xiaomi Mi 8
Xiaomi Mi 8
Samsung Galaxy XCover7 Pro
Samsung Galaxy XCover7 Pro
Battery
Charging 18W wired, QC4 15W wired
Type Li-Po 3400 mAh, non-removable Li-Po 4350 mAh, removable
Body
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame (7000 series) -
Dimensions 154.9 x 74.8 x 7.6 mm (6.10 x 2.94 x 0.30 in) 168.6 x 79.9 x 10.2 mm (6.64 x 3.15 x 0.40 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + eSIMNano-SIM + Nano-SIM
Weight 175 g (6.17 oz) 240 g (8.47 oz)
  - IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Drop resistant up to 1.5m MIL-STD-810H compliant
Comms
Bluetooth 5.0, A2DP, LE, aptX HD 5.4, A2DP, LE
NFC Yes Yes
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5) GPS, GLONASS, BDS, GALILEO, QZSS
Radio No No
USB USB Type-C USB Type-C 3.2, charging connector pins
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 5 Corning Gorilla Glass Victus+
Resolution 1080 x 2248 pixels (~402 ppi density) 1080 x 2408 pixels, 20:9 ratio (~400 ppi density)
Size 6.21 inches, 97.1 cm2 (~83.8% screen-to-body ratio) 6.6 inches, 104.9 cm2 (~77.9% screen-to-body ratio)
Type Super AMOLED, HDR10 PLS LCD, 120Hz
Features
Sensors Infrared Face ID, fingerprint (rear-mounted), accelerometer, gyro, proximity, barometer, compass Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
  - Samsung DeX
Launch
Announced 2018, May. Released 2018, June 2025, April 14
Status Discontinued Available. Released 2025, May 07
Main Camera
Dual 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF, 4-axis OIS 12 MP, f/2.4, 56mm (telephoto), 1/3.4", 1.0µm, AF, 2x optical zoom 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, PDAF 8 MP, f/2.2, (ultrawide)
Features Dual-LED flash, HDR, panorama Dual-LED flash, HDR, panorama
Video 4K@30/60fps, 1080p@30/120/240fps, 720p@960fps 4K@30fps, 1080p@30fps
Memory
Card slot No microSDXC (dedicated slot)
Internal 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM 128GB 6GB RAM
  UFS 2.1 -
Misc
Colors Black, Blue, White, Gold Black
Models M1803E1A SM-G766B, SM-G766BU1, SM-G766B/DS
SAR 0.70 W/kg (head)     1.66 W/kg (body)     -
SAR EU 1.01 W/kg (head)     1.32 W/kg (body)     0.81 W/kg (head)     1.03 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 34, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66, 68
5G bands - 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
Speed HSPA 42.2/5.76 Mbps, LTE (4CA) Cat16 1024/150 Mbps HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE / 5G
  CDMA 800 & TD-SCDMA -
Our Tests
Audio quality Noise -93.9dB / Crosstalk -93.7dB -
Battery (old) Endurance rating 86h -
Camera Photo / Video -
Display Contrast ratio: Infinite (nominal), 4.086 (sunlight) -
Loudspeaker -29.1 LUFS (Average) -
Performance AnTuTu: 217298 (v7), 341687 (v8) GeekBench: 8494 (v4.4), 2002 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm SDM845 Snapdragon 845 (10 nm) Qualcomm SM7635 Snapdragon 7s Gen 3 (4 nm)
CPU Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver) Octa-core (1x2.5 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520)
GPU Adreno 630 Adreno 810
OS Android 8.1 (Oreo), upgradable to Android 10, MIUI 12 Android 15, One UI 7
Selfie camera
Single 20 MP, f/2.0, (wide), 1/3", 0.9µm 13 MP, f/2.2, (wide)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack No No
Loudspeaker Yes Yes, with stereo speakers (with Dolby Atmos)