Product
Huawei P Smart S
Huawei P Smart S
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 10W wired 90W wired, 50% in 19 min 6W reverse wired
Type Li-Po 4000 mAh Li-Ion 5500 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 157.4 x 73.2 x 7.8 mm (6.20 x 2.88 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 163 g (5.75 oz) 182 g (6.42 oz)
  - IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE
Infrared port - Yes
NFC Yes No
Positioning GPS, GLONASS, BDS 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, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Resolution 1080 x 2400 pixels, 20:9 ratio (~418 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.3 inches, 95.8 cm2 (~83.2% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type OLED AMOLED, 120Hz, HDR, 1300 nits (HBM), 4500 nits (peak)
Features
Sensors Fingerprint (under display, optical), accelerometer, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  - Circle to Search
Launch
Announced 2020, June 09 2025, June 20
Status Available. Released 2020, June 09 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 48 MP, f/1.8, 27mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.4, 120˚ (ultrawide) 2 MP, f/2.4, (depth) -
Video 1080p@30fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot Nano Memory (uses shared SIM slot) No
Internal 128GB 4GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  - UFS 3.1
Misc
Colors Breathing Crystal, Midnight Black Fest Gold, Freestyle White, Nebula Purple
SAR - 0.90 W/kg (head)    
SAR EU - 0.85 W/kg (head)    
Network
2G bands GSM 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, 26, 20, 28, 38, 40, 41 1, 3, 5, 8, 28, 38, 40, 41
5G bands - 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Kirin 710F (12 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (4x2.2 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Mali-G51 MP4 Mali-G615 MC2
OS Android 10, EMUI 10.1, no Google Play Services Android 15, Funtouch 15
Selfie camera
Features HDR -
Single 16 MP, f/2.0 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