Product
Realme 3
Realme 3
₹10,999
Oppo K13x
Oppo K13x
₹11,499
Battery
Charging 10W wired 45W wired, 33W PPS, 13.5W PD, 50% in 37 min
Type 4230 mAh, non-removable 6000 mAh
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame -
Dimensions 156.1 x 75.6 x 8.3 mm (6.15 x 2.98 x 0.33 in) 165.7 x 76.2 x 7.9 mm (6.52 x 3.00 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 175 g (6.17 oz) 194 g (6.84 oz)
  - IP65 dust tight and water resistant (low pressure water jets) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Comms
Bluetooth 4.2, A2DP, LE 5.4, A2DP, LE, aptX HD
NFC No No
Positioning GPS, GLONASS GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio Unspecified
USB microUSB 2.0, OTG USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Protection Corning Gorilla Glass 3 -
Resolution 720 x 1520 pixels, 19:9 ratio (~270 ppi density) 720 x 1604 pixels, 20:9 ratio (~264 ppi density)
Size 6.22 inches, 96.6 cm2 (~81.8% screen-to-body ratio) 6.67 inches, 107.2 cm2 (~84.9% screen-to-body ratio)
Type IPS LCD IPS LCD, 120Hz, 850 nits (typ), 1000 nits (HBM)
Features
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass Fingerprint (side-mounted), accelerometer, proximity, compass
Launch
Announced 2019, March. Released 2019, March 2025, June 23
Status Discontinued Available. Released 2025, June 27
Main Camera
Dual 13 MP, f/1.8, 1/3.1", 1.12µm, PDAF 2 MP, (depth) 50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (wide)
Features LED flash, HDR LED flash, HDR, panorama
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC
Internal 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
  eMMC 5.1 UFS 2.2
Misc
Colors Black, Dynamic Black, Radiant Blue, Diamond Red Sunset Peach, Midnight Violet
Models RMX1825, RMX1821, 1821 CPH2753
SAR - 1.18 W/kg (head)     1.05 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 1, 3, 5, 8, 28, 40, 41
5G bands - 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/50 Mbps HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
  1, 3, 5, 8, 38, 40, 41 -
Our Tests
Audio quality Noise -93.5dB / Crosstalk -91.6dB -
Battery (old) Endurance rating 108h -
Camera Photo / Video -
Display Contrast ratio: 1464:1 (nominal), 2.918 (sunlight) -
Loudspeaker Voice 66dB / Noise 71dB / Ring 81dB -
Performance AnTuTu: 132764 (v7) GeekBench: 4936 (v4.4) GFXBench: 15fps (ES 3.1 onscreen) -
Platform
Chipset Mediatek MT6771 Helio P60 (12 nm)Mediatek Helio P70 (12 nm) Mediatek Dimensity 6300 (6 nm)
CPU Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G72 MP3 Mali-G57 MC2
OS Android 9.0 (Pie), upgradable to Android 10, Realme UI Android 15, ColorOS 15
Selfie camera
Features HDR Panorama
Single 13 MP, f/2.0, (wide), 1/3.1", 1.12µm 8 MP, f/2.0, (wide)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
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