Screen size
C53Winner: 6.7"+0.3%
P3x6.7"
Quick verdict
P3x leads the measured specs 9-4.
Measured wins
C53
4
spec wins
Ties
8
equal specs
P3x
9
spec wins
Overall winner
Screen size
Technology
C53
GSM / HSPA / LTE
P3x
GSM / HSPA / LTE / 5G
2G bands
C53
GSM 850 / 900 / 1800 / 1900
P3x
GSM 850 / 900 / 1800 / 1900
3G bands
C53
HSDPA 850 / 900 / 2100
P3x
HSDPA 850 / 900 / 2100
4G bands
C53
1, 3, 5, 8, 38, 40, 41
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
P3x
1, 3, 5, 8, 28, 40, 41
Speed
C53
HSPA, LTE
P3x
HSPA, LTE, 5G
5G bands
C53
-
P3x
1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
Announced
C53
2023, May 31
P3x
2025, February 18
Status
C53
Available. Released 2023, May 31
P3x
Available. Released 2025, February 28
Dimensions
C53
167.3 x 76.7 x 7.5 mm (6.59 x 3.02 x 0.30 in)
P3x
165.7 x 76.2 x 7.9 mm (6.52 x 3.00 x 0.31 in)
Weight
C53
182 g (6.42 oz)
P3x
197 g (6.95 oz)
Build
C53
Glass front, plastic frame, plastic back
P3x
Glass front, aluminum frame, plastic back or silicone polymer back (eco leather)
SIM
C53
Nano-SIM + Nano-SIM
P3x
Nano-SIM + Nano-SIM
Other
C53
-
P3x
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Type
C53
IPS LCD, 90Hz, 560 nits (peak)
P3x
IPS LCD, 120Hz, 950 nits (peak)
Size
C53
6.74 inches, 109.7 cm2 (~85.5% screen-to-body ratio)
P3x
6.72 inches, 109.0 cm2 (~86.3% screen-to-body ratio)
Resolution
C53
1080 x 2400 pixels, 20:9 ratio (~390 ppi density)
P3x
1080 x 2400 pixels, 20:9 ratio (~392 ppi density)
Protection
C53
-
P3x
ArmorShell glass
OS
C53
Android 13, Realme UI T
P3x
Android 15, Realme UI 6.0
Chipset
C53
Unisoc Tiger T612 (12 nm)
P3x
Mediatek Dimensity 6400 (6 nm)
CPU
C53
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
P3x
Octa-core (2x2.5 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
C53
Mali-G57
P3x
Mali-G57 MC2
Card slot
C53
microSDXC (dedicated slot)
P3x
microSDXC (uses shared SIM slot)
Internal
C53
128GB 6GB RAM, 256GB 8GB RAM
P3x
128GB 6GB RAM, 128GB 8GB RAM
Other
C53
-
P3x
eMMC 5.1
Dual
C53
50 MP, f/1.8, (wide), PDAF Auxiliary lens
P3x
50 MP, f/1.8, 27mm (wide), 2.88", 0.61µm, PDAF Auxiliary lens
Features
C53
LED flash, HDR, panorama
P3x
LED flash, HDR, panorama
Video
C53
1080p@30fps
P3x
1080p@30/60fps
Single
C53
8 MP, f/2.0, (wide)
P3x
8 MP, f/2.0, (wide)
Features
C53
HDR
P3x
Panorama
Video
C53
720p@30fps
P3x
1080p@30fps
Loudspeaker
C53
Yes
P3x
Yes
3.5mm jack
C53
Yes
P3x
No
Other
C53
-
P3x
24-bit/192kHz Hi-Res audio
WLAN
C53
Wi-Fi 802.11 a/b/g/n/ac, dual-band
P3x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
C53
5.0, A2DP, LE
P3x
5.3, A2DP, LE, aptX HD, BLE Audio
Positioning
C53
GPS, GLONASS, GALILEO
P3x
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
C53
No
P3x
No
Radio
C53
Unspecified
P3x
No
USB
C53
USB Type-C 2.0
P3x
USB Type-C 2.0, OTG
Sensors
C53
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
P3x
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
C53
5000 mAh
P3x
Si/C Li-Ion 6000 mAh
Charging
C53
33W wired, 50% in 31 min
P3x
45W wired 5W reverse wired
Colors
C53
Champion Gold, Mighty Black
P3x
Midnight Blue, Stellar Pink, Lunar Silver
Models
C53
RMX3760
P3x
RMX3944
Price
C53
$ 253.84 / £ 117.31 / € 124.99
P3x
About 140 EUR