Screen size
C3i6.5"
C83Winner: 6.8"+4.4%
Quick verdict
C83 leads the measured specs 14-3.
Measured wins
C3i
3
spec wins
Ties
6
equal specs
C83
14
spec wins
Overall winner
Screen size
Technology
C3i
GSM / HSPA / LTE
C83
GSM / HSPA / LTE / 5G
2G bands
C3i
GSM 850 / 900 / 1800 / 1900
C83
GSM 850 / 900 / 1800 / 1900
3G bands
C3i
HSDPA 850 / 900 / 2100
C83
HSDPA 850 / 900 / 2100
4G bands
C3i
1, 3, 5, 8, 38, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP 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
C3i
HSPA 42.2/11.5 Mbps, LTE (2CA) Cat6 300/75 Mbps
C83
HSPA, LTE, 5G
5G bands
C3i
-
C83
1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
Announced
C3i
2020, June 24. Released 2020, July 03
C83
2026, March 06
Status
C3i
Discontinued
C83
Available. Released 2026, March 07
Dimensions
C3i
164.4 x 75 x 9 mm (6.47 x 2.95 x 0.35 in)
C83
166.3 x 78.1 x 8.4 mm (6.55 x 3.07 x 0.33 in)
Weight
C3i
195 g (6.88 oz)
C83
212 g (7.48 oz)
Build
C3i
Glass front (Gorilla Glass 3), plastic back, plastic frame
C83
Glass front, plastic frame, plastic back
SIM
C3i
Nano-SIM + Nano-SIM
C83
Nano-SIM + Nano-SIM
Other
C3i
Weather-sealed ports & loudspeaker
C83
IP64 dust tight and water resistant (water splashes) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Type
C3i
IPS LCD, 480 nits (typ)
C83
IPS LCD, 144Hz, 900 nits (peak)
Size
C3i
6.5 inches, 102.0 cm2 (~82.7% screen-to-body ratio)
C83
6.8 inches, 113.0 cm2 (~87.0% screen-to-body ratio)
Resolution
C3i
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
C83
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
Protection
C3i
Corning Gorilla Glass 3
C83
-
OS
C3i
Android 10, Realme UI
C83
Android 16, Realme UI 7.0
Chipset
C3i
Mediatek MT6769V/CB Helio G70 (12 nm)
C83
Mediatek Dimensity 6300 (6 nm)
CPU
C3i
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
C83
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
C3i
Mali-G52 2EEMC2
C83
Mali-G57 MC2
Card slot
C3i
microSDXC (dedicated slot)
C83
microSDXC (uses shared SIM slot)
Internal
C3i
32GB 2GB RAM
C83
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Other
C3i
eMMC 5.1
C83
eMMC 5.1
Dual
C3i
12 MP, f/1.8, 28mm (wide), 1/2.8", 1.25µm, PDAF Auxiliary lens
C83
-
Features
C3i
LED flash, HDR, panorama
C83
LED flash, HDR, panorama
Video
C3i
1080p@30fps, 720p@120fps
C83
1080p@30fps
Single
C3i
-
C83
13 MP, f/2.2, (wide)
Single
C3i
5 MP, f/2.4, 27mm (wide), 1/5.0", 1.12µm
C83
5 MP, f/2.2, (wide)
Features
C3i
HDR, panorama
C83
-
Video
C3i
1080p@30fps
C83
1080p@30fps
Loudspeaker
C3i
Yes
C83
Yes, with stereo speakers
3.5mm jack
C3i
Yes
C83
Yes
Other
C3i
-
C83
24-bit/192kHz Hi-Res audio
WLAN
C3i
C83
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
C3i
5.0, A2DP, LE, aptX
C83
5.3, A2DP, LE
Positioning
C3i
GPS, GLONASS, BDS
C83
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
C3i
No
C83
No
Radio
C3i
FM radio
C83
No
USB
C3i
microUSB 2.0, OTG
C83
USB Type-C 2.0, OTG
Sensors
C3i
Accelerometer, proximity, compass
C83
Accelerometer, gyro, proximity, compass
Type
C3i
5000 mAh
C83
Si/C Li-Ion 7000 mAh
Charging
C3i
10W wired
C83
15W wired Reverse wired Bypass charging
Colors
C3i
Frozen Blue, Blazing Red
C83
Blooming Purple, Sprouting Green
Models
C3i
RMX2027, RMX2020
C83
-
Price
C3i
About 100 EUR
C83
About 130 EUR