Oppo K12x (China) vs vivo S18 Pro

Phones Images
PHONES
Phone Names Oppo K12x (China) vivo S18 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 411, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41
5G bands1, 5, 8, 28, 41, 77, 78 SA/NSA1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / LTE / 5GGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
Launch
Announced2024, March 142023, December 14
StatusAvailable. Released 2024, May 20Available. Released 2023, January 13
Body
BuildGlass front, plastic frame, plastic backGlass front, plastic frame
Dimensions162.9 x 75.6 x 8.1 mm (6.41 x 2.98 x 0.32 in)164.4 x 75.1 x 7.5 mm (6.47 x 2.96 x 0.30 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight191 g (6.74 oz)188 g (6.63 oz)
Display
Resolution1080 x 2400 pixels, 20:9 ratio (~395 ppi density)1260 x 2800 pixels, 20:9 ratio (~453 ppi density)
Size6.67 inches, 107.4 cm2 (~87.2% screen-to-body ratio)6.78 inches, 111.0 cm2 (~89.9% screen-to-body ratio)
TypeOLED, 120Hz, 600 nits (typ), 1200 nits (HBM), 2100 nits (peak)AMOLED, 1B colors, 120Hz, 2800 nits (peak)
Platform
CPUOcta-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)Octa-core (1x3.35 GHz Cortex-X3 & 3x3.0 GHz Cortex-A715 & 4x2.0 GHz Cortex-A510)
ChipsetQualcomm SM6375 Snapdragon 695 5G (6 nm)Mediatek Dimensity 9200+ (4 nm)
GPUAdreno 619Immortalis-G715 MC11
OSAndroid 14, ColorOS 14Android 14, OriginOS 4
Memory
Card slotmicroSDXC (uses shared SIM slot)No
Internal128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM256GB 12GB RAM, 256GB 16GB RAM, 512GB 16GB RAM
Main Camera
Dual50 MP, f/1.8, (wide), 1/2.76", PDAF Auxiliary lens-
FeaturesLED flash, HDR, panoramaRing-LED flash, panorama, HDR
Triple-50 MP, f/1.9, (wide), 1/1.49", PDAF, OIS 12 MP, f/2.0, (telephoto), PDAF, 2x optical zoom 50 MP, f/2.0, (ultrawide), 1/2.76"
Video1080p@30fps, gyro-EIS4K@30fps, 1080p@30fps
Selfie camera
FeaturesPanoramaDual-LED flash, HDR
Single16 MP, f/2.4, (wide)50 MP, f/2.0, 22mm (wide), AF
Video1080p@30fps4K@30fps, 1080p@30fps
Sound
35mm jackYesNo
Loudspeaker Yes, with stereo speakersYes
Comms
BluetoothYes5.3, A2DP, LE, aptX HD
NFCNoYes
PositioningGPS, GALILEO, GLONASS, BDS, QZSSGPS (L1+L5), GLONASS, BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
RadioNoNo
USBUSB Type-C 2.0USB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-bandWi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging80W wired, PD3.0, 100% in 50 min80W wired, PD Reverse wired
Type5500 mAh5000 mAh
Misc
ColorsGray, Light GreenBlack, Blue, Silver
ModelsPJT110V2344A
PriceAbout 170 EURAbout 410 EUR