Product
Infinix Note 40 5G
Infinix Note 40 5G
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 33W wired, 50% in 31 min 15W wireless MagCharge Reverse wired Reverse wireless 90W wired, 50% in 19 min 6W reverse wired
Type 5000 mAh Li-Ion 5500 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 165.5 x 75.9 x 7.9 mm (6.52 x 2.99 x 0.31 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 185 g (6.53 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 Yes 5.4, A2DP, LE
Infrared port Yes Yes
NFC Yes (market/region dependent) 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 Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Resolution 1080 x 2436 pixels (~393 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.78 inches, 109.9 cm2 (~87.5% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, 1300 nits (peak) AMOLED, 120Hz, HDR, 1300 nits (HBM), 4500 nits (peak)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  - Circle to Search
Launch
Announced 2024, May 22 2025, June 20
Status Available. Released 2024, May 22 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 108 MP, f/1.8, 24mm (wide), PDAF 2 MP, f/2.4 2 MP, f/2.4 -
Video 1440p@30fps, 1080p@30/60fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot microSDXC (dedicated slot) No
Internal 256GB 8GB RAM, 512GB 12GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 2.2 UFS 3.1
Misc
Colors Obsidian Black, Titan Gold, Racing Edition Fest Gold, Freestyle White, Nebula Purple
Models X6852 -
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, 20, 28, 38, 40, 41, 42, 66 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 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
Platform
Chipset Mediatek Dimensity 7020 (6 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU IMG BXM-8-256 Mali-G615 MC2
OS Android 14, XOS 14 Android 15, Funtouch 15
Selfie camera
Features Dual-LED flash -
Single 32 MP, f/2.2, (wide) 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
  Tuned by JBL 24-bit/192kHz Hi-Res audio 24-bit/192kHz Hi-Res & Hi-Res wireless audio