Realme C21 vs Oppo A15s

Phones Images
PHONES
Phone Names Realme C21 Oppo A15s
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International1, 3, 5, 8, 38, 40, 41
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 3, 5, 8, 38, 40, 41 - India-
Launch
Announced2021, March 052020, December 18. Released 2020, December 18
StatusAvailable. Released 2021, March 05Discontinued
Body
BuildGlass front, plastic back, plastic frameGlass front, plastic back, plastic frame
Dimensions165.2 x 76.4 x 8.9 mm (6.50 x 3.01 x 0.35 in)164 x 75.4 x 7.9 mm (6.46 x 2.97 x 0.31 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight190 g (6.70 oz)177 g (6.24 oz)
Display
Resolution720 x 1600 pixels, 20:9 ratio (~270 ppi density)720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Size6.5 inches, 102.0 cm2 (~80.8% screen-to-body ratio)6.52 inches, 102.6 cm2 (~83.0% screen-to-body ratio)
TypeIPS LCD, 400 nits (typ)IPS LCD, 480 nits (typ)
Platform
CPUOcta-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
ChipsetMediatek MT6765G Helio G35 (12 nm)Mediatek MT6765 Helio P35 (12 nm)
GPUPowerVR GE8320PowerVR GE8320
OSAndroid 10, Realme UIAndroid 10, ColorOS 7.2
Memory
Card slotmicroSDXC (dedicated slot)microSDXC
Internal32GB 3GB RAM, 64GB 4GB RAM64GB 4GB RAM, 128GB 4GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
Dual13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, PDAF 2 MP (macro) Auxiliary lens-
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Single5 MP, f/2.2, (wide), 1/5.0", 1.12µm-
Triple-13 MP, f/2.2, (wide), 1/3.1", 1.12µm, PDAF 2 MP (macro) Auxiliary lens
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesHDR, panoramaHDR
Single5 MP, f/2.2, (wide), 1/5.0", 1.12µm8 MP, f/2.0, (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE, aptX
NFCNoNo
PositioningGPS, GLONASS, BDSGPS, GLONASS, GALILEO, BDS
RadioFM radioFM radio
USBmicroUSB 2.0, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 b/g/nWi-Fi 802.11 b/g/n, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, proximity
Battery
Charging10W wired Reverse wired10W wired
Type5000 mAhLi-Po 4230 mAh
Misc
ColorsCross Black, Cross BlueDynamic Black, Fancy White
ModelsRMX3201CPH2179
PriceAbout 410 EURAbout 130 EUR