Product
Infinix Zero Ultra
Infinix Zero Ultra
Xiaomi Mi Mix 3 5G
Xiaomi Mi Mix 3 5G
Battery
Charging 180W wired, 100% in 12 min 18W wired, QC4
Type 4500 mAh Li-Po 3800 mAh, non-removable
Body
Build - Glass front (Gorilla Glass 5), ceramic back, aluminum frame (7000 series)
Dimensions 165.5 x 74.5 x 8.8 mm - Coslight Silver165.5 x 75.1 x 9.2 mm - Genesis Noir 157.9 x 74.7 x 9.4 mm (6.22 x 2.94 x 0.37 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 213 g (7.51 oz) 225 g (7.94 oz)
Comms
Bluetooth Yes 5.0, A2DP, LE, aptX HD
NFC Yes (market/region dependent) Yes
Positioning GPS GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5)
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 Corning Gorilla Glass 5
Resolution 1080 x 2400 pixels, 20:9 ratio (~387 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size 6.8 inches, 111.6 cm2 (~90.5% screen-to-body ratio) 6.39 inches, 100.2 cm2 (~85.0% screen-to-body ratio)
Type AMOLED, 120Hz, 900 nits (HBM) Super AMOLED, HDR
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, compass
  - Virtual proximity sensing
Launch
Announced 2022, October 05 2019, February. Released 2019, May
Status Available. Released 2022, October 25 Discontinued
Main Camera
Dual - 12 MP (wide), f/1.8, 1/2.55", 1.4µm, dual pixel PDAF, 4-axis OIS 12 MP (telephoto), 1/3.4", 1.0µm
Features Dual-LED flash, HDR, panorama LED flash, HDR, panorama
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@30/60fps, 1080p@30/60/240fps, 1080p@960fps; gyro-EIS
Memory
Card slot No No
Internal 256GB 8GB RAM 64GB 6GB RAM, 128GB 6GB RAM
  - UFS 2.1
Misc
Colors Coslight Silver, Genesis Noir Sapphire Blue
Models X6820 M1810E5GG
SAR - 1.56 W/kg (head)     1.58 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, 20, 28, 38, 40, 41, 66 1, 2, 3, 4, 5, 7, 8, 20, 28, 34, 38, 39, 40, 41
5G bands 1, 2, 3, 5, 20, 28, 38, 40, 41, 71, 77, 78, 79 SA/NSA/Sub6 78 NSA/Sub6
Speed HSPA 42.2/11.5 Mbps, LTE Cat7 300/75 Mbps, 5G HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/150 Mbps, 5G (2+ Gbps DL)
Technology GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE / 5G
  1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 CDMA2000 1xEV-DO
Platform
Chipset Mediatek Dimensity 920 (6 nm) Qualcomm SM8150 Snapdragon 855 (7 nm)
CPU Octa-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
GPU Mali-G68 MC4 Adreno 640
OS Android 12, XOS 12 Android 9.0 (Pie), MIUI 12
Selfie camera
Dual - Manual pop-up 24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm Manual pop-up 2 MP, depth sensor
Features Dual-LED flash LED flash, HDR
Single 32 MP, f/2.0, (wide) -
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack No No
Loudspeaker Yes, with dual speakers Yes