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Xiaomi Mi 8
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Phone Insight
Full Specifications September 3, 2026
Xiaomi · 2018

Xiaomi Mi 8

Xiaomi Mi 8 Android smartphone. Announced May 2018. Features 6.21″ display, Snapdragon 845 chipset, 3400 mAh battery, 256 GB storage, 8 GB RAM, Corning Gorilla Glass 5.

Display 6.21"
Chipset Snapdragon 845
RAM 6/8 GB
Storage 64GB/128GB/256GB storage, no card slot
Camera 12 MP
Battery 3400 mAh
Build 175g, 7.6mm thickness

Launch

Announced 2018, May. Released 2018, June
Status Discontinued

Platform

OS Android 8.1 (Oreo), upgradable to Android 10, MIUI 12
Chipset Qualcomm SDM845 Snapdragon 845 (10 nm)
CPU Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
GPU Adreno 630

Display

Type Super AMOLED, HDR10
Size 6.21 inches, 97.1 cm 2 (~83.8% screen-to-body ratio)
Resolution 1080 x 2248 pixels (~402 ppi density)
Protection Corning Gorilla Glass 5

Memory

Card slot No
Internal 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM
memoryother UFS 2.1

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
Features Dual-LED flash, HDR, panorama
Video 4K@30/60fps, 1080p@30/120/240fps, 720p@960fps

Selfie camera

Single 20 MP, f/2.0, (wide), 1/3", 0.9µm
Video 1080p@30fps

Body

Dimensions 154.9 x 74.8 x 7.6 mm (6.10 x 2.94 x 0.30 in)
Weight 175 g (6.17 oz)
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame (7000 series)
SIM Nano-SIM + Nano-SIM

Battery

Type Li-Po 3400 mAh, non-removable
Charging 18W wired, QC4

Sound

Loudspeaker Yes
3.5mm jack No

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Bluetooth 5.0, A2DP, LE, aptX HD
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5)
NFC Yes
Radio No
USB USB Type-C

Network

Technology GSM / CDMA / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 34, 38, 39, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE (4CA) Cat16 1024/150 Mbps

Features

Sensors Infrared Face ID, fingerprint (rear-mounted), accelerometer, gyro, proximity, barometer, compass

Our Tests

Performance AnTuTu: 217298 (v7), 341687 (v8) GeekBench: 8494 (v4.4), 2002 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal), 4.086 (sunlight)
Camera Photo / Video
Loudspeaker -29.1 LUFS (Average)
Audio quality Noise -93.9dB / Crosstalk -93.7dB
Battery (old) Endurance rating 86h

Misc

Colors Black, Blue, White, Gold
Models M1803E1A
SAR 0.70 W/kg (head)     1.66 W/kg (body)
SAR EU 1.01 W/kg (head)     1.32 W/kg (body)
In depth

Full specifications

Announced 2018, May. Released 2018, June
Status Discontinued
OS Android 8.1 (Oreo), upgradable to Android 10, MIUI 12
Chipset Qualcomm SDM845 Snapdragon 845 (10 nm)
CPU Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
GPU Adreno 630
Type Super AMOLED, HDR10
Size 6.21 inches, 97.1 cm 2 (~83.8% screen-to-body ratio)
Resolution 1080 x 2248 pixels (~402 ppi density)
Protection Corning Gorilla Glass 5
Card slot No
Internal 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM
memoryother UFS 2.1
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
Features Dual-LED flash, HDR, panorama
Video 4K@30/60fps, 1080p@30/120/240fps, 720p@960fps
Single 20 MP, f/2.0, (wide), 1/3", 0.9µm
Video 1080p@30fps
Dimensions 154.9 x 74.8 x 7.6 mm (6.10 x 2.94 x 0.30 in)
Weight 175 g (6.17 oz)
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame (7000 series)
SIM Nano-SIM + Nano-SIM
Type Li-Po 3400 mAh, non-removable
Charging 18W wired, QC4
Loudspeaker Yes
3.5mm jack No
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Bluetooth 5.0, A2DP, LE, aptX HD
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5)
NFC Yes
Radio No
USB USB Type-C
Technology GSM / CDMA / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 34, 38, 39, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE (4CA) Cat16 1024/150 Mbps
Sensors Infrared Face ID, fingerprint (rear-mounted), accelerometer, gyro, proximity, barometer, compass
Performance AnTuTu: 217298 (v7), 341687 (v8) GeekBench: 8494 (v4.4), 2002 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal), 4.086 (sunlight)
Camera Photo / Video
Loudspeaker -29.1 LUFS (Average)
Audio quality Noise -93.9dB / Crosstalk -93.7dB
Battery (old) Endurance rating 86h
Colors Black, Blue, White, Gold
Models M1803E1A
SAR 0.70 W/kg (head)     1.66 W/kg (body)
SAR EU 1.01 W/kg (head)     1.32 W/kg (body)
Price About 430 EUR
PhoneInsight Benchmark
59/100
Upper Mid-range

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 56.4
Display 68.7
Camera 68.3
Battery 58.4
1.2%Popularity rank
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