Product
Realme X3
Realme X3
OnePlus Ace 5 Racing
OnePlus Ace 5 Racing
Battery
Charging 30W wired, 100% in 55 min 80W wired, 33W PPS, 18W PD/QCBypass charging
Type 4200 mAh Si/C Li-Ion 7100 mAh
Body
Build Glass front (Gorilla Glass 5), glass back, plastic frame -
Dimensions 163.8 x 75.8 x 8.9 mm (6.45 x 2.98 x 0.35 in) 163.6 x 76 x 8.2 mm (6.44 x 2.99 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 202 g (7.13 oz) 200 g (7.05 oz)
  - IP64 dust tight and water resistant (water splashes)
Comms
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE, aptX HD, LHDC 5
Infrared port - Yes
NFC No Yes
Positioning GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS GPS, GALILEO, GLONASS, BDS, QZSS
Radio No No
USB USB Type-C 2.0 USB Type-C 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
Display
Protection Corning Gorilla Glass 5 Crystal Shield Glass
Resolution 1080 x 2400 pixels, 20:9 ratio (~399 ppi density) 1080 x 2392 pixels (~387 ppi density)
Size 6.6 inches, 105.2 cm2 (~84.7% screen-to-body ratio) 6.77 inches, 111.5 cm2 (~89.7% screen-to-body ratio)
Type IPS LCD, 120Hz AMOLED, 1B colors, 120Hz, HDR Vivid, 800 nits (typ), 1300 nits (HBM)
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2020, June 25 2025, May 27
Status Available. Released 2020, June 30 Available. Released 2025, May 27
Main Camera
Dual - 50 MP, f/1.8, 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS2 MP, f/2.4, (depth)
Features LED flash, HDR, panorama LED flash, HDR, panorama
Quad 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 12 MP, f/2.5, 51mm (telephoto), PDAF, 2x optical zoom 8 MP, f/2.3, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 4K@30/60fps, 1080p@30/60fps, 720p@960fps; gyro-EIS 4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
Memory
Card slot No No
Internal 128GB 6GB RAM, 128GB 8GB RAM 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
  UFS 3.0 UFS 4.0
Misc
Colors Glacier Blue, Arctic White Black, White, Green
Models RMX2142, RMX2081, RMX2085, RMX2083 PLF110
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 38, 39, 40, 41 1, 3, 4, 5, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G bands - 1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Qualcomm SM8150 Snapdragon 855+ (7 nm) Mediatek Dimensity 9400e (4 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485) Octa-core (1x3.4 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)
GPU Adreno 640 (700 MHz) Immortalis-G720 MC12
OS Android 10, upgradable to Android 11, Realme UI 2.0 Android 15, ColorOS 15
Selfie camera
Dual 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm 8 MP, f/2.2, 105˚ (ultrawide), 1/4.0", 1.12µm -
Features Panorama HDR, panorama
Single - 16 MP, f/2.4, 23mm (wide), 1/3", 1.0µm
Video 1080p@30fps, gyro-EIS 1080p@30/60fps, gyro-EIS
Sound
3.5mm jack No No
Loudspeaker Yes Yes
  24-bit/192kHz Hi-Res audio -