Product
Oppo Reno8 T
Oppo Reno8 T
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 33W wired, PD, 54% in 30 min Reverse wired 90W wired, 50% in 19 min 6W reverse wired
Type Li-Po 5000 mAh Li-Ion 5500 mAh
Body
Build Glass front (Gorilla Glass 5), glass back or eco leather back, plastic frame Glass front, plastic back, plastic frame
Dimensions 160.8 x 73.8 x 7.8 mm (6.33 x 2.91 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 180 g or 183 g (6.35 oz) 182 g (6.42 oz)
  - IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.3, A2DP, LE, aptX HD 5.4, A2DP, LE
Infrared port - Yes
NFC Yes No
Positioning GPS, GALILEO, GLONASS, BDS, QZSS 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, dual-band 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 (~409 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.43 inches, 99.8 cm2 (~84.1% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type AMOLED, 90Hz, 430 nits (typ), 800 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 2023, February 02 2025, June 20
Status Available. Released 2023, February 02 Available. Released 2025, June 27
Main Camera
Dual 100 MP, f/1.7, 26mm (wide), AF 2 MP, f/3.3, 34mm (microscope) 2 MP, f/2.4, (depth) 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
Video 1080p@30fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot microSDXC No
Internal 128GB 8GB RAM, 256GB 8GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 2.2 UFS 3.1
Misc
Colors Black Starlight, Orange Sunset Fest Gold, Freestyle White, Nebula Purple
Models CPH2481 -
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 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 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 Mediatek Helio G99 (6 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Mali-G57 MC2 Mali-G615 MC2
OS Android 13, upgradable to Android 14, ColorOS 14 Android 15, Funtouch 15
Selfie camera
Features HDR, panorama -
Single 32 MP, f/2.4, 22mm (wide) 32 MP, f/2.5, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res & Hi-Res wireless audio