Product
Xiaomi Poco F4
Xiaomi Poco F4
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 67W wired, PD3.0, QC3, 100% in 38 min 90W wired, 50% in 19 min 6W reverse wired
Type Li-Po 4500 mAh Li-Ion 5500 mAh
Body
Build Glass front (Gorilla Glass 5), glass back Glass front, plastic back, plastic frame
Dimensions 163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 195 g (6.88 oz) 182 g (6.42 oz)
  IP53 dust protected and water resistant (vertical water sprays) IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.2, A2DP, LE 5.4, A2DP, LE
Infrared port Yes Yes
NFC Yes (market/region dependent) No
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) GPS, GLONASS, GALILEO, BDS, QZSS
Radio No 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
Protection Corning Gorilla Glass 5 -
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type AMOLED, 120Hz, HDR10+, Dolby Vision, 900 nits (HBM), 1300 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, June 23 2025, June 20
Status Available. Released 2022, June 27 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 LED flash, HDR, panorama Ring-LED flash, panorama, HDR
Triple 64 MP, f/1.8, (wide) 1/2.0", 0.7µm, PDAF, OIS 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 4K@30/60fps, 1080p@30/60fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot No No
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 3.1 UFS 3.1
Misc
Colors Moonlight Silver, Night Black, Nebula Green Fest Gold, Freestyle White, Nebula Purple
Models 22021211RG, 22021211RI -
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, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA 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
Our Tests
Battery (old) Endurance rating 101h -
Camera Photo / Video -
Display 1003 nits max brightness (measured) -
Loudspeaker -26.1 LUFS (Good) -
Performance AnTuTu: 590961 (v8), 698586 (v9) GeekBench: 3190 (v5.1) GFXBench: 49fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 650 Mali-G615 MC2
OS Android 12, upgradable to Android 13, MIUI 14.2 for POCO Android 15, Funtouch 15
Selfie camera
Single 20 MP, f/2.5, (wide), 1/3.06", 1.0µm 32 MP, f/2.5, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30fps
Sound
3.5mm jack No No
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
  24-bit/192kHz Hi-Res audio 24-bit/192kHz Hi-Res & Hi-Res wireless audio