Product
OnePlus Ace 2
OnePlus Ace 2
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 100W wired, 100% in 25 min 90W wired, 50% in 19 min 6W reverse wired
Type Li-Po 5000 mAh Li-Ion 5500 mAh
Body
Build Glass front (Asahi Glass), aluminum frame, glass back (Gorilla Glass 5) Glass front, plastic back, plastic frame
Dimensions 163.4 x 74.3 x 8.7 mm (6.43 x 2.93 x 0.34 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 204 g (7.20 oz) 182 g (6.42 oz)
  - IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.3, A2DP, LE 5.4, A2DP, LE
Infrared port Yes Yes
NFC Yes No
Positioning GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5) GPS, GLONASS, GALILEO, BDS, QZSS
Radio No No
USB USB Type-C 2.0 USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Protection Asahi Glass -
Resolution 1240 x 2772 pixels, 20:9 ratio (~451 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.74 inches, 109.2 cm2 (~90.0% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, HDR10+ 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 07 2025, June 20
Status Available. Released 2023, February 13 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 Color spectrum sensor, LED flash, HDR, panorama Ring-LED flash, panorama, HDR
Triple 50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 16mm, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot No No
Internal 256GB 12GB RAM, 256GB 16GB RAM, 512GB 16GB RAM, 512GB 18GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 3.1 UFS 3.1
Misc
Colors Black, Glacier Blue, Red Fest Gold, Freestyle White, Nebula Purple
Models PHK110 -
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) / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE (CA), 5G HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
  CDMA 800 -
Platform
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 730 Mali-G615 MC2
OS Android 13, ColorOS 13 Android 15, Funtouch 15
Selfie camera
Features HDR -
Single 16 MP, f/2.4, 26mm (wide), 1/3.09", 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 & Hi-Res wireless audio