Product
Infinix Zero Ultra
Infinix Zero Ultra
Xiaomi Mi Mix
Xiaomi Mi Mix
Battery
Charging 180W wired, 100% in 12 min 18W wired, QC3
Type 4500 mAh Li-Ion 4400 mAh, non-removable
Body
Build - Glass front, ceramic back, ceramic frame
Dimensions 165.5 x 74.5 x 8.8 mm - Coslight Silver165.5 x 75.1 x 9.2 mm - Genesis Noir 158.8 x 81.9 x 7.9 mm (6.25 x 3.22 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 213 g (7.51 oz) 209 g (7.37 oz)
Comms
Bluetooth Yes 4.2, A2DP, LE
NFC Yes (market/region dependent) Yes
Positioning GPS GPS, GLONASS, BDS
Radio FM radio No
USB USB Type-C 2.0, OTG USB Type-C
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 -
Resolution 1080 x 2400 pixels, 20:9 ratio (~387 ppi density) 1080 x 2040 pixels, 17:9 ratio (~362 ppi density)
Size 6.8 inches, 111.6 cm2 (~90.5% screen-to-body ratio) 6.4 inches, 108.7 cm2 (~83.6% screen-to-body ratio)
Type AMOLED, 120Hz, 900 nits (HBM) IPS LCD
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2022, October 05 2016, October. Released 2016, November
Status Available. Released 2022, October 25 Discontinued
Main Camera
Features Dual-LED flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 16 MP, f/2.0, 1/3.0", 1.0µm, PDAF
Triple 200 MP, f/2.0, (wide), 1/1.22", 0.64µm, dual pixel PDAF, OIS 13 MP, f/2.4, (ultrawide), AF 2 MP -
Video 4K@30fps, 1080p@30/60fps 4K@30fps, 1080p@30fps (gyro-EIS), 720p@120fps
Memory
Card slot No No
Internal 256GB 8GB RAM 128GB 4GB RAM, 256GB 6GB RAM
Misc
Colors Coslight Silver, Genesis Noir Black, White
Models X6820 MIX
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41, 66 1, 2, 3, 4, 5, 7, 8, 38, 39, 40, 41
5G bands 1, 2, 3, 5, 20, 28, 38, 40, 41, 71, 77, 78, 79 SA/NSA/Sub6 -
Speed HSPA 42.2/11.5 Mbps, LTE Cat7 300/75 Mbps, 5G HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 Mbps
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE
  1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 -
Our Tests
Audio quality - Noise -94.6dB / Crosstalk -94.3dB
Battery (old) - Endurance rating 97h
Camera - Photo / Video
Display - Contrast ratio: 1489:1 (nominal), 2.658 (sunlight)
Loudspeaker - Voice 64dB / Noise 72dB / Ring 86dB
Performance - GFXBench: 17fps (ES 3.1 onscreen)
Platform
Chipset Mediatek Dimensity 920 (6 nm) Qualcomm MSM8996 Snapdragon 821 (14 nm)
CPU Octa-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) Quad-core (2x2.35 GHz Kryo & 2x2.19 GHz Kryo)
GPU Mali-G68 MC4 Adreno 530
OS Android 12, XOS 12 Android 6.0 (Marshmallow), upgradable to 8.0 (Oreo), MIUI 10
Selfie camera
Features Dual-LED flash -
Single 32 MP, f/2.0, (wide) 5 MP, f/2.2
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes, with dual speakers Yes