Screen size
C100xWinner: 6.8"+4.4%
X2 Pro6.5"
Quick verdict
X2 Pro leads the measured specs 10-8.
Measured wins
C100x
8
spec wins
Ties
5
equal specs
X2 Pro
10
spec wins
Overall winner
Screen size
Technology
C100x
GSM / HSPA / LTE
X2 Pro
GSM / CDMA / HSPA / EVDO / LTE
2G bands
C100x
GSM 850 / 900 / 1800 / 1900
X2 Pro
GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA
3G bands
C100x
HSDPA 900 / 2100
X2 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - China, CDMA2000 1xEV-DO , HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - EMEA
4G bands
C100x
1, 3, 5, 8, 40
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
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
X2 Pro
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 34, 38, 39, 40, 41 - China, 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41 - EMEA
Speed
C100x
HSPA, LTE
X2 Pro
HSPA, LTE
Announced
C100x
2026, May 07
X2 Pro
2019, October 15. Released 2019, October
Status
C100x
Released May 15, 2026
X2 Pro
Discontinued
Dimensions
C100x
166.5 x 78.2 x 8.6 mm (6.56 x 3.08 x 0.34 in)
X2 Pro
161 x 75.7 x 8.7 mm (6.34 x 2.98 x 0.34 in)
Weight
C100x
219 g (7.72 oz)
X2 Pro
199 g (7.02 oz)
Build
C100x
Glass front, plastic frame, plastic back
X2 Pro
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
SIM
C100x
Nano-SIM + Nano-SIM
X2 Pro
Nano-SIM + Nano-SIM
Other
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.)
X2 Pro
-
Type
C100x
IPS LCD, 120Hz, 900 nits (HBM)
X2 Pro
Super AMOLED, 90Hz, HDR10+, 1000 nits (peak)
Size
C100x
6.8 inches, 113.0 cm2 (~86.8% screen-to-body ratio)
X2 Pro
6.5 inches, 103.5 cm2 (~84.9% screen-to-body ratio)
Resolution
C100x
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
X2 Pro
1080 x 2400 pixels, 20:9 ratio (~402 ppi density)
Protection
C100x
ArmorShell glass, Mohs level 5
X2 Pro
Corning Gorilla Glass 5
OS
C100x
Android 16
X2 Pro
Android 9.0 (Pie), upgradable to Android 11, Realme UI 2.0
Chipset
C100x
Unisoc T7250 (12 nm)
X2 Pro
Qualcomm SM8150 Snapdragon 855+ (7 nm)
CPU
C100x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
X2 Pro
Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
GPU
C100x
Mali-G57 MP1
X2 Pro
Adreno 640 (700 MHz)
Card slot
C100x
microSDXC
X2 Pro
No
Internal
C100x
128GB 4GB RAM, 128GB 6GB RAM, 256GB 4GB RAM, 256GB 6GB RAM
X2 Pro
64GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Other
C100x
eMMC 5.1
X2 Pro
64GB UFS 2.1, 128/256GB UFS 3.0
Dual
C100x
50 MP, f/1.8, (wide), PDAF Auxiliary lens
X2 Pro
-
Features
C100x
LED flash, HDR, panorama
X2 Pro
Dual-LED flash, HDR, panorama
Video
C100x
1080p@30fps
X2 Pro
4K@30/60fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Quad
C100x
-
X2 Pro
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 13 MP, f/2.5, 52mm (telephoto), 1/3.4", 1.0µm, PDAF, 2x optical zoom 8 MP, f/2.2, 16mm (ultrawide) Auxiliary lens
Single
C100x
5 MP, f/2.2, (wide)
X2 Pro
16 MP, f/2.0, 25mm (wide), 1/3.06", 1.0µm
Video
C100x
720p@30fps
X2 Pro
1080p@30fps, gyro-EIS
Features
C100x
-
X2 Pro
HDR
Loudspeaker
C100x
Yes
X2 Pro
Yes, with Dolby Atmos stereo speakers (2 dedicated amplifiers)
3.5mm jack
C100x
Yes
X2 Pro
Yes
Other
C100x
-
X2 Pro
24-bit/192kHz Hi-Res audio (incl. speakers)
WLAN
C100x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
X2 Pro
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
C100x
5.2, A2DP, LE
X2 Pro
5.0, A2DP, LE
Positioning
C100x
GPS, GALILEO, GLONASS, BDS
X2 Pro
GPS (L1+L5), GLONASS, BDS, GALILEO
NFC
C100x
Yes (market/region dependent)
X2 Pro
Yes
Radio
C100x
Unspecified
X2 Pro
No
USB
C100x
USB Type-C 2.0, OTG
X2 Pro
USB Type-C 2.0
Sensors
C100x
Fingerprint (side-mounted), accelerometer, proximity, compass
X2 Pro
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
C100x
Si/C Li-Ion 8000 mAh
X2 Pro
4000 mAh, non-removable
Charging
C100x
45W wired, 45W PPS, 13.5W PD Reverse wired
X2 Pro
50W wired, 100% in 35 min
Colors
C100x
Golden Coast, Deepblue Tides
X2 Pro
Lunar White, Neptune Blue, Red Master Edition, Gray Master Edition
Models
C100x
RMX5366
X2 Pro
RMX1931
Price
C100x
About 160 EUR
X2 Pro
About 440 EUR