Product
Infinix Zero 5G
Infinix Zero 5G
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 33W wired 90W wired, 50% in 19 min 6W reverse wired
Type 5000 mAh Li-Ion 5500 mAh
Body
Build Glass front, plastic frame, plastic back Glass front, plastic back, plastic frame
Dimensions 168.7 x 76.5 x 8.8 mm (6.64 x 3.01 x 0.35 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 199 g (7.05 oz) 182 g (6.42 oz)
  - IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth Yes 5.4, A2DP, LE
Infrared port - Yes
NFC No No
Positioning GPS GPS, GLONASS, GALILEO, BDS, QZSS
Radio FM radio No
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Resolution 1080 x 2460 pixels (~388 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.78 inches, 113.7 cm2 (~88.1% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type IPS LCD, 120Hz, 500 nits (peak) AMOLED, 120Hz, HDR, 1300 nits (HBM), 4500 nits (peak)
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  - Circle to Search
Launch
Announced 2022, February 08 2025, June 20
Status Available. Released 2022, March 03 Available. Released 2025, June 27
Main Camera
Dual - 50 MP, f/1.8, (wide), 1/1.95", 0.8µm, PDAF 2 MP, f/2.4, (depth)
Features Quad-LED flash, HDR, panorama Ring-LED flash, panorama, HDR
Triple 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 13 MP, f/2.5, 50mm (telephoto), 1/3.1", 1.12µm, PDAF, 2x optical zoom 2 MP -
Video 4K@30fps, 1080p@30/60fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot microSDXC (dedicated slot) No
Internal 128GB 8GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 3.1 UFS 3.1
Misc
Colors Cosmic Black, Skylight Orange, Horizon Blue Fest Gold, Freestyle White, Nebula Purple
Models X6815, X6815B -
SAR - 0.90 W/kg (head)    
SAR EU - 0.85 W/kg (head)    
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 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 17, 20, 28, 38, 40, 41, 66 - X6815 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA/Sub6 - X6815 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE, 5G HSPA, LTE, 5G
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
  1, 28, 38, 41, 77, 78, 79 SA/NSA/Sub6 - X6815B -
Our Tests
Battery (old) Endurance rating 140h -
Camera Photo / Video -
Display 1610:1 contrast ratio, 499 nits max brightness (measured) -
Loudspeaker -27.6 LUFS (Good) -
Performance AnTuTu: 419083 (v8), 487639 (v9) GeekBench: 2169 (v5.1) GFXBench: 19fps (ES 3.1 onscreen) -
Platform
Chipset Mediatek Dimensity 900 (6 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Mali-G68 MC4 Mali-G615 MC2
OS Android 11, upgradable to Android 12, XOS 10.6 Android 15, Funtouch 15
Selfie camera
Features Dual-LED flash -
Single 16 MP, f/2.0, (wide), 1/2.76", 1.12µm 32 MP, f/2.5, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res & Hi-Res wireless audio