Product
Xiaomi Mi 8
Xiaomi Mi 8
Xiaomi Mi 9T
Xiaomi Mi 9T
Battery
Charging 18W wired, QC4 18W wired
Type Li-Po 3400 mAh, non-removable Li-Po 4000 mAh, non-removable
Body
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame (7000 series) Glass front (Gorilla Glass 5), glass back, aluminum frame
Dimensions 154.9 x 74.8 x 7.6 mm (6.10 x 2.94 x 0.30 in) 156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 175 g (6.17 oz) 191 g (6.74 oz)
Comms
Bluetooth 5.0, A2DP, LE, aptX HD 5.0, A2DP, LE, aptX HD
NFC Yes Yes
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5) GPS, GLONASS, GALILEO, BDS
Radio No FM radio
USB USB Type-C USB Type-C 2.0, OTG
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, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Resolution 1080 x 2248 pixels (~402 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size 6.21 inches, 97.1 cm2 (~83.8% screen-to-body ratio) 6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)
Type Super AMOLED, HDR10 AMOLED, HDR
Features
Sensors Infrared Face ID, fingerprint (rear-mounted), accelerometer, gyro, proximity, barometer, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2018, May. Released 2018, June 2019, June 12. Released 2019, June 12
Status Discontinued Discontinued
Main Camera
Dual -
Features Dual-LED flash, HDR, panorama Dual-LED flash, HDR, panorama
Triple -
Video 4K@30/60fps, 1080p@30/120/240fps, 720p@960fps 4K@30fps, 1080p@30/120/240fps, 1080p@960fps
Memory
Card slot No No
Internal 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM 64GB 6GB RAM, 128GB 6GB RAM, 256GB 8GB RAM
UFS 2.1 UFS 2.0
Misc
Colors Black, Blue, White, Gold Carbon black, Red flame, Glacier blue
Models M1803E1A M1903F10G
SAR
SAR EU
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, 20, 28, 38, 40
Speed HSPA 42.2/5.76 Mbps, LTE (4CA) Cat16 1024/150 Mbps HSPA, LTE
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
CDMA 800 & TD-SCDMA -
Our Tests
Audio quality Noise -93.9dB / Crosstalk -93.7dB Noise -93.5dB / Crosstalk -93.8dB
Battery (old) Endurance rating 86h Endurance rating 100h
Camera Photo / Video Photo / Video
Display Contrast ratio: Infinite (nominal), 4.086 (sunlight) 646 nits max brightness (measured)
Loudspeaker -29.1 LUFS (Average) -25.3 LUFS (Very good)
Performance AnTuTu: 217298 (v7), 341687 (v8) GeekBench: 8494 (v4.4), 2002 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) AnTuTu: 211915 (v7), 257146 (v8) GeekBench: 6863 (v4.4), 1703 (v5.1) GFXBench: 13fps (ES 3.1 onscreen)
Platform
Chipset Qualcomm SDM845 Snapdragon 845 (10 nm) Qualcomm SDM730 Snapdragon 730 (8 nm)
CPU Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU Adreno 630 Adreno 618
OS Android 8.1 (Oreo), upgradable to Android 10, MIUI 12 Android 9.0 (Pie), upgradable to Android 11, MIUI 12.1
Selfie camera
Features - HDR
Single
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes Yes
- 24-bit/192kHz Hi-Res audio