Screen size
14x6.7"
C51Winner: 6.7"+1%
Quick verdict
14x leads the measured specs 12-3.
Measured wins
14x
12
spec wins
Overall winner
Ties
6
equal specs
C51
3
spec wins
Screen size
Technology
14x
GSM / HSPA / LTE / 5G
C51
GSM / HSPA / LTE
2G bands
14x
GSM 850 / 900 / 1800 / 1900
C51
GSM 850 / 900 / 1800 / 1900
3G bands
14x
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
C51
HSDPA 850 / 900 / 2100
4G bands
14x
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 40, 41, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
C51
1, 3, 5, 8, 38, 40, 41 - Africa, India, 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - Asia
5G bands
14x
1, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA
C51
-
Speed
14x
HSPA, LTE, 5G
C51
HSPA, LTE
Announced
14x
2025, January 24
C51
2023, July 24
Status
14x
Available. Released 2025, January 24
C51
Available. Released 2023, August
Dimensions
14x
165.7 x 76.2 x 7.9 mm (6.52 x 3.00 x 0.31 in)
C51
167.2 x 76.7 x 8 mm (6.58 x 3.02 x 0.31 in)
Weight
14x
190 g (6.70 oz)
C51
186 g (6.56 oz)
SIM
14x
Nano-SIM + Nano-SIM
C51
Nano-SIM + Nano-SIM
Other
14x
IP64 dust tight and water resistant (water splashes) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
C51
-
Build
14x
-
C51
Glass front, plastic frame, plastic back
Type
14x
IPS LCD, 120Hz, 625 nits
C51
IPS LCD, 90Hz, 560 nits (peak)
Size
14x
6.67 inches, 107.2 cm2 (~84.9% screen-to-body ratio)
C51
6.74 inches, 109.7 cm2 (~85.5% screen-to-body ratio)
Resolution
14x
720 x 1604 pixels, 20:9 ratio (~264 ppi density)
C51
720 x 1600 pixels, 20:9 ratio (~260 ppi density)
Protection
14x
Mohs level 5
C51
-
OS
14x
Android 15, Realme UI 6.0
C51
Android 13, Realme UI T
Chipset
14x
Mediatek Dimensity 6300 (6 nm)
C51
Unisoc Tiger T612 (12 nm)
CPU
14x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
C51
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU
14x
Mali-G57 MC2
C51
Mali-G57
Card slot
14x
microSDXC (uses shared SIM slot)
C51
microSDXC (dedicated slot)
Internal
14x
128GB 6GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
C51
64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 256GB 6GB RAM
Other
14x
-
C51
еMMC 5.1
Single
14x
50 MP, f/1.8, 27mm (wide), 1/2.88", 0.61µm, PDAF
C51
50 MP, f/1.8, 27mm (wide), 1/2.76", 0.64µm, PDAF Auxiliary lens
Features
14x
LED flash, HDR, panorama
C51
LED flash, HDR, panorama
Video
14x
1080p@30fps
C51
1080p@30fps
Single
14x
8 MP, (wide)
C51
5 MP, f/2.2, 28mm (wide), 1/5.0", 1.12µm
Video
14x
1080p@30fps
C51
720p@30fps
Features
14x
-
C51
HDR
Loudspeaker
14x
Yes
C51
Yes
3.5mm jack
14x
Yes
C51
Yes
Other
14x
24-bit/192kHz Hi-Res audio
C51
-
WLAN
14x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
C51
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
14x
5.3, A2DP, LE
C51
5.0, A2DP, LE
Positioning
14x
GPS, GALILEO, GLONASS, QZSS, BDS
C51
GPS, GLONASS, GALILEO
NFC
14x
Yes
C51
Yes, 360˚ (market/region dependent)
Radio
14x
No
C51
Unspecified
USB
14x
USB Type-C 2.0
C51
USB Type-C 2.0, OTG
Sensors
14x
Fingerprint (side-mounted), accelerometer, proximity, compass
C51
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
14x
5000 mAh
C51
5000 mAh
Charging
14x
15W wired
C51
33W wired, 0-50% in 28 min
Colors
14x
Peridot Green, Carbon Black
C51
Mint Green, Carbon Black
Models
14x
RMX5020, RMX3943
C51
RMX3830
Price
14x
$ 145.00 / £ 171.22 / € 129.00
C51
About 410 EUR
SAR
14x
-
C51
1.18 W/kg (head) 0.78 W/kg (body)