Screen size
3 Pro6.3"
C100xWinner: 6.8"+7.4%
Quick verdict
C100x leads the measured specs 10-6.
Measured wins
3 Pro
6
spec wins
Ties
6
equal specs
C100x
10
spec wins
Overall winner
Screen size
Technology
3 Pro
GSM / HSPA / LTE
C100x
GSM / HSPA / LTE
2G bands
3 Pro
GSM 850 / 900 / 1800 / 1900
C100x
GSM 850 / 900 / 1800 / 1900
3G bands
3 Pro
HSDPA 850 / 900 / 2100 - India, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - EMEA
C100x
HSDPA 900 / 2100
4G bands
3 Pro
1, 3, 5, 8, 38, 40, 41 - India, 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 39, 40, 41 - EMEA
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
C100x
1, 3, 5, 8, 40
Speed
3 Pro
HSPA 42.2/11.5 Mbps, LTE (2CA) Cat6 300/75 Mbps
C100x
HSPA, LTE
Announced
3 Pro
2019, April 22. Released 2019, May
C100x
2026, May 07
Status
3 Pro
Discontinued
C100x
Released May 15, 2026
Dimensions
3 Pro
156.8 x 74.2 x 8.3 mm (6.17 x 2.92 x 0.33 in)
C100x
166.5 x 78.2 x 8.6 mm (6.56 x 3.08 x 0.34 in)
Weight
3 Pro
172 g (6.07 oz)
C100x
219 g (7.72 oz)
Build
3 Pro
Glass front (Gorilla Glass 5), plastic back, plastic frame
C100x
Glass front, plastic frame, plastic back
SIM
3 Pro
Nano-SIM + Nano-SIM
C100x
Nano-SIM + Nano-SIM
Other
3 Pro
-
C100x
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 RGB light on the back (notifications, etc.)
Type
3 Pro
IPS LCD
C100x
IPS LCD, 120Hz, 900 nits (HBM)
Size
3 Pro
6.3 inches, 97.4 cm2 (~83.7% screen-to-body ratio)
C100x
6.8 inches, 113.0 cm2 (~86.8% screen-to-body ratio)
Resolution
3 Pro
1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
C100x
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
Protection
3 Pro
Corning Gorilla Glass 5
C100x
ArmorShell glass, Mohs level 5
OS
3 Pro
Android 9.0 (Pie), planned upgrade to Android 10, ColorOS 6
C100x
Android 16
Chipset
3 Pro
Qualcomm SDM710 Snapdragon 710 (10 nm)
C100x
Unisoc T7250 (12 nm)
CPU
3 Pro
Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
C100x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
3 Pro
Adreno 616
C100x
Mali-G57 MP1
Card slot
3 Pro
microSDXC (dedicated slot)
C100x
microSDXC
Internal
3 Pro
64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM
C100x
128GB 4GB RAM, 128GB 6GB RAM, 256GB 4GB RAM, 256GB 6GB RAM
Other
3 Pro
eMMC 5.1
C100x
eMMC 5.1
Dual
3 Pro
16 MP, f/1.7, 1/2.6", 1.22µm, dual pixel PDAF Auxiliary lens
C100x
50 MP, f/1.8, (wide), PDAF Auxiliary lens
Features
3 Pro
LED flash, HDR
C100x
LED flash, HDR, panorama
Video
3 Pro
4K@30fps, 1080p@30/120fps, 720p@960fps, gyro-EIS
C100x
1080p@30fps
Single
3 Pro
25 MP, f/2.0, 1/2.8", 0.8µm
C100x
5 MP, f/2.2, (wide)
Features
3 Pro
HDR
C100x
-
Video
3 Pro
1080p@30fps
C100x
720p@30fps
Loudspeaker
3 Pro
Yes
C100x
Yes
3.5mm jack
3 Pro
Yes
C100x
Yes
WLAN
3 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
C100x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
3 Pro
5.0, A2DP, LE
C100x
5.2, A2DP, LE
Positioning
3 Pro
GPS, GLONASS
C100x
GPS, GALILEO, GLONASS, BDS
NFC
3 Pro
No
C100x
Yes (market/region dependent)
Radio
3 Pro
FM radio
C100x
Unspecified
USB
3 Pro
microUSB 2.0, OTG
C100x
USB Type-C 2.0, OTG
Sensors
3 Pro
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
C100x
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
3 Pro
4045 mAh, non-removable
C100x
Si/C Li-Ion 8000 mAh
Charging
3 Pro
20W wired, 50% in 30 min
C100x
45W wired, 45W PPS, 13.5W PD Reverse wired
Stand-by
3 Pro
Up to 383 h (3G)
C100x
-
Talk time
3 Pro
Up to 32 h (3G)
C100x
-
Music play
3 Pro
Up to 126 h
C100x
-
Colors
3 Pro
Carbon Gray, Nitro Blue, Lightning Purple
C100x
Golden Coast, Deepblue Tides
Models
3 Pro
RMX1851
C100x
RMX5366
Price
3 Pro
About 270 EUR
C100x
About 160 EUR