Product
Oppo Reno8 4G
Oppo Reno8 4G
Vivo X9s
Vivo X9s
Battery
Charging 33W wired 5W reverse wired 10W wired
Type Li-Po 4500 mAh Li-Ion 3320 mAh, non-removable
Body
Dimensions 159.9 x 73.2 x 7.7 mm (6.30 x 2.88 x 0.30 in) 152.6 x 74 x 7 mm (6.01 x 2.91 x 0.28 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 182 g (6.42 oz) 154 g (5.43 oz)
  IPX4 water resistant RGB ring light around the camera (notifications, charging progress) -
Comms
Bluetooth 5.1, A2DP, LE, aptX HD 4.2, A2DP, LE
NFC Yes (market/region dependent) No
Positioning GPS, GLONASS, BDS, GALILEO, QZSS GPS
Radio No No
USB USB Type-C 2.0, OTG microUSB 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, Wi-Fi Direct
Display
Protection Panda Glass -
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Size 6.43 inches, 99.8 cm2 (~85.3% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~73.8% screen-to-body ratio)
Type AMOLED, 90Hz, 430 nits (typ), 600 nits (HBM), 800 nits (peak) AMOLED
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, proximity, compass
Launch
Announced 2022, August 17 2017, July. Released 2017, July
Status Available. Released 2022, August 26 Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash, HDR, panorama
Single - 16 MP, 1/2.8", PDAF
Triple 64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF 2 MP, f/3.3, (microscope) 2 MP, f/2.4, (depth) -
Video 1080p@30fps, gyro-EIS 1080p@30fps
Memory
Card slot microSDXC No
Internal 256GB 8GB RAM 64GB 4GB RAM
  UFS 2.2 eMMC 5.1
Misc
Colors Dawnlight Gold, Starlight Black Gold, Rose Gold, Black
Models CPH2457 -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 5, 8, 40 1, 3, 4, 5, 8, 38, 39, 40, 41
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / EVDO / LTE
  - CDMA2000 1xEV-DO & TD-SCDMA
Platform
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Qualcomm MSM8976 Snapdragon 652 (28 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (4x1.8 GHz Cortex-A72 & 4x1.2 GHz Cortex A53)
GPU Adreno 610 Adreno 510
OS Android 12, ColorOS 12.1 Android 7.1 (Nougat), upgradable to Android 8.0 (Oreo), Funtouch 3.1
Selfie camera
Dual - 20 MP, f/2.0, (wide), 1/2.8", 1.0µm 5 MP, depth sensor
Features Panorama, HDR LED flash
Single 32 MP, f/2.4, 24mm (wide), 1/2.74", 0.8µm -
Video 1080p@30fps, gyro-EIS
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
  - 32-bit/192kHz audio