Product
Realme C25s
Realme C25s
Google Pixel 4a
Google Pixel 4a
Battery
Charging 18W wired 5W reverse wired 18W wired, PD2.0
Type 6000 mAh Li-Po 3140 mAh
Body
Build Glass front, plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions 164.5 x 75.9 x 9.6 mm (6.48 x 2.99 x 0.38 in) 144 x 69.4 x 8.2 mm (5.67 x 2.73 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + eSIM
Weight 209 g (7.37 oz) 143 g (5.04 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE, aptX HD
NFC No Yes
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, QZSS, BDS
Radio Unspecified No
USB USB Type-C 2.0, OTG USB Type-C 3.1
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, DLNA
Display
Protection - Corning Gorilla Glass 3
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~443 ppi density)
Size 6.5 inches, 102.0 cm2 (~81.7% screen-to-body ratio) 5.81 inches, 83.2 cm2 (~83.3% screen-to-body ratio)
Type IPS LCD, 480 nits (typ), 570 nits (peak) OLED, HDR
Features
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2021, June 08 2020, August 03
Status Available. Released 2021, June 09 Available. Released 2020, August 20
Main Camera
Features LED flash, HDR, panorama LED flash, Pixel Shift, Auto-HDR, panorama
Single - 12.2 MP, f/1.7, 27mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
Triple 48 MP, f/1.8, 26mm (wide), PDAF (International model) or 13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, PDAF (India model) 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Video 1080p@30/60fps 4K@30fps, 1080p@30/60/120fps; gyro-EIS
Memory
Card slot microSDXC (dedicated slot) No
Internal 64GB 4GB RAM, 128GB 4GB RAM 128GB 6GB RAM
  eMMC 5.1 UFS 2.1
Misc
Colors Water Blue, Water Gray Just Black, Barely Blue
Models RMX3195, RMX3197 G025J, GA02099, G025N
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66, 71
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/75 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek MT6769Z Helio G85 (12 nm) Qualcomm SDM730 Snapdragon 730G (8 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU Mali-G52 MC2 Adreno 618
OS Android 11, Realme UI 2.0 Android 10, upgradable to Android 13
Selfie camera
Features HDR, panorama HDR
Single 8 MP, f/2.0, 26mm (wide), 1/4.0", 1.12µm 8 MP, f/2.0, 24mm (wide), 1.12µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers
Tests
Battery (old) - Endurance rating 76h
Display - 803 nits max brightness (measured)
Performance - AnTuTu: 268714 (v8)GeekBench: 6426 (v4.4), 1626 (v5.1)GFXBench: 17fps (ES 3.1 onscreen)