Screen size
C316.5"
C83Winner: 6.8"+4.4%
Quick verdict
C83 leads the measured specs 12-3.
Measured wins
C31
3
spec wins
Ties
8
equal specs
C83
12
spec wins
Overall winner
Screen size
Technology
C31
GSM / HSPA / LTE
C83
GSM / HSPA / LTE / 5G
2G bands
C31
GSM 850 / 900 / 1800 / 1900
C83
GSM 850 / 900 / 1800 / 1900
3G bands
C31
HSDPA 850 / 900 / 2100
C83
HSDPA 850 / 900 / 2100
4G bands
C31
1, 3, 5, 8, 38, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
C83
1, 3, 5, 8, 28, 40, 41
Speed
C31
HSPA, LTE
C83
HSPA, LTE, 5G
5G bands
C31
-
C83
1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
Announced
C31
2022, March 25
C83
2026, March 06
Status
C31
Available. Released 2022, March 31
C83
Available. Released 2026, March 07
Dimensions
C31
164.7 x 76.1 x 8.4 mm (6.48 x 3.00 x 0.33 in)
C83
166.3 x 78.1 x 8.4 mm (6.55 x 3.07 x 0.33 in)
Weight
C31
197 g (6.95 oz)
C83
212 g (7.48 oz)
Build
C31
Glass front, plastic frame, plastic back
C83
Glass front, plastic frame, plastic back
SIM
C31
Nano-SIM + Nano-SIM
C83
Nano-SIM + Nano-SIM
Other
C31
-
C83
IP64 dust tight and water resistant (water splashes) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Type
C31
IPS LCD, 400 nits
C83
IPS LCD, 144Hz, 900 nits (peak)
Size
C31
6.5 inches, 102.0 cm2 (~81.4% screen-to-body ratio)
C83
6.8 inches, 113.0 cm2 (~87.0% screen-to-body ratio)
Resolution
C31
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
C83
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
Protection
C31
Panda Glass
C83
-
OS
C31
Android 11, Realme UI 2.0
C83
Android 16, Realme UI 7.0
Chipset
C31
Unisoc Tiger T612 (12 nm)
C83
Mediatek Dimensity 6300 (6 nm)
CPU
C31
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
C83
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
C31
Mali-G57
C83
Mali-G57 MC2
Card slot
C31
microSDXC (dedicated slot)
C83
microSDXC (uses shared SIM slot)
Internal
C31
32GB 3GB RAM, 64GB 4GB RAM
C83
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Other
C31
UFS 2.2
C83
eMMC 5.1
Triple
C31
13 MP, f/2.2, 25mm (wide), 1/3.06", 1.12µm, AF 2 MP (macro) Auxiliary lens
C83
-
Features
C31
LED flash, HDR, panorama
C83
LED flash, HDR, panorama
Video
C31
1080p@30fps
C83
1080p@30fps
Single
C31
-
C83
13 MP, f/2.2, (wide)
Single
C31
5 MP, f/2.2, 27mm (wide), 1/5.0", 1.12µm
C83
5 MP, f/2.2, (wide)
Features
C31
HDR
C83
-
Video
C31
720p@30fps
C83
1080p@30fps
Loudspeaker
C31
Yes
C83
Yes, with stereo speakers
3.5mm jack
C31
Yes
C83
Yes
Other
C31
-
C83
24-bit/192kHz Hi-Res audio
WLAN
C31
Wi-Fi 802.11 b/g/n
C83
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
C31
5.0, A2DP, LE
C83
5.3, A2DP, LE
Positioning
C31
GPS, GLONASS, GALILEO, BDS
C83
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
C31
No
C83
No
Radio
C31
No
C83
No
USB
C31
microUSB 2.0
C83
USB Type-C 2.0, OTG
Sensors
C31
Fingerprint (side-mounted), accelerometer, gyro, proximity
C83
Accelerometer, gyro, proximity, compass
Type
C31
5000 mAh
C83
Si/C Li-Ion 7000 mAh
Charging
C31
10W wired
C83
15W wired Reverse wired Bypass charging
Colors
C31
Light Silver, Dark Green
C83
Blooming Purple, Sprouting Green
Models
C31
RMX3501
C83
-
Price
C31
About 150 EUR
C83
About 130 EUR