Screen size
3i6.2"
C100iWinner: 6.8"+8.8%
Quick verdict
C100i leads the measured specs 10-6.
Measured wins
3i
6
spec wins
Ties
5
equal specs
C100i
10
spec wins
Overall winner
Screen size
Technology
3i
GSM / HSPA / LTE
C100i
GSM / HSPA / LTE
2G bands
3i
GSM 850 / 900 / 1800 / 1900
C100i
GSM 850 / 900 / 1800 / 1900
3G bands
3i
HSDPA 850 / 900 / 2100
C100i
HSDPA 850 / 900 / 2100
4G bands
3i
1, 3, 5, 8, 38, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
C100i
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed
3i
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/50 Mbps
C100i
HSPA, LTE
Announced
3i
2019, July. Released 2019, July
C100i
2026, April 30
Status
3i
Discontinued
C100i
Released May 7, 2026
Dimensions
3i
156.1 x 75.6 x 8.3 mm (6.15 x 2.98 x 0.33 in)
C100i
166.5 x 78.2 x 8.4 mm (6.56 x 3.08 x 0.33 in)
Weight
3i
175 g (6.17 oz)
C100i
208 g (7.34 oz)
Build
3i
Glass front (Gorilla Glass 3), plastic back, plastic frame
C100i
Glass front, plastic frame, plastic back
SIM
3i
Nano-SIM + Nano-SIM
C100i
Nano-SIM + Nano-SIM
Other
3i
-
C100i
IP64 dust tight and water resistant (water splashes) Drop resistant up to 2m MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Type
3i
IPS LCD
C100i
IPS LCD, 120Hz
Size
3i
6.2 inches, 95.9 cm2 (~81.3% screen-to-body ratio)
C100i
6.8 inches, 113.0 cm2 (~86.8% screen-to-body ratio)
Resolution
3i
720 x 1520 pixels, 19:9 ratio (~271 ppi density)
C100i
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
Protection
3i
Corning Gorilla Glass 3
C100i
Panda MN228 or Corning Gorilla Glass
OS
3i
Android 9.0 (Pie), upgradable to Android 10, Realme UI
C100i
Android 16
Chipset
3i
Mediatek MT6771 Helio P60 (12 nm)
C100i
Unisoc T7250 (12 nm)
CPU
3i
Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
C100i
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
3i
Mali-G72 MP3
C100i
Mali-G57 MP1
Card slot
3i
microSDXC (dedicated slot)
C100i
microSDXC
Internal
3i
32GB 3GB RAM, 64GB 4GB RAM
C100i
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Other
3i
eMMC 5.1
C100i
eMMC 5.1
Dual
3i
13 MP, f/1.8, 1/3.1", 1.12µm, PDAF Auxiliary lens
C100i
-
Features
3i
LED flash, HDR
C100i
LED flash, HDR, panorama
Video
3i
1080p@30fps
C100i
1080p@30fps
Single
3i
-
C100i
8 MP, f/2.0, (wide), AF
Single
3i
13 MP, f/2.0, (wide), 1/3.1", 1.12µm
C100i
5 MP, f/2.2, (wide)
Features
3i
HDR
C100i
-
Video
3i
1080p@30fps
C100i
720p@30fps
Loudspeaker
3i
Yes
C100i
Yes
3.5mm jack
3i
Yes
C100i
Yes
WLAN
3i
Wi-Fi 802.11 b/g/n
C100i
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
3i
4.2, A2DP, LE
C100i
5.2, A2DP, LE
Positioning
3i
GPS, GLONASS
C100i
GPS, GALILEO, GLONASS, BDS
NFC
3i
No
C100i
No
Radio
3i
FM radio
C100i
Unspecified
USB
3i
microUSB 2.0, OTG
C100i
USB Type-C 2.0, OTG
Sensors
3i
Fingerprint (rear-mounted), accelerometer, proximity
C100i
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
3i
4230 mAh, non-removable
C100i
Si/C Li-Ion 7000 mAh
Charging
3i
10W wired
C100i
15W wired, PD, QC Reverse wired
Colors
3i
Diamond Blue, Diamond Red, Diamond Black
C100i
Dawn Purple, Dusk Gray
Models
3i
RMX1827
C100i
RMX5377
Price
3i
About 8000 INR
C100i
About 110 EUR