Screen size
equal specsC100x6.8"
C85 4G6.8"
Quick verdict
C85 4G leads the measured specs 8-4.
Measured wins
C100x
4
spec wins
Ties
10
equal specs
C85 4G
8
spec wins
Overall winner
Screen size
equal specsTechnology
C100x
GSM / HSPA / LTE
C85 4G
GSM / HSPA / LTE
2G bands
C100x
GSM 850 / 900 / 1800 / 1900
C85 4G
GSM 850 / 900 / 1800 / 1900
3G bands
C100x
HSDPA 900 / 2100
C85 4G
HSDPA 850 / 900 / 2100
4G bands
C100x
1, 3, 5, 8, 40
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
C85 4G
1, 3, 5, 7, 8, 20, 28, 34, 38, 40, 41
Speed
C100x
HSPA, LTE
C85 4G
HSPA, LTE
Announced
C100x
2026, May 07
C85 4G
2026, January 12
Status
C100x
Released May 15, 2026
C85 4G
Available. Released 2026, January 17
Dimensions
C100x
166.5 x 78.2 x 8.6 mm (6.56 x 3.08 x 0.34 in)
C85 4G
166.2 x 78 x 8.4 mm (6.54 x 3.07 x 0.33 in)
Weight
C100x
219 g (7.72 oz)
C85 4G
215 g (7.58 oz)
Build
C100x
Glass front, plastic frame, plastic back
C85 4G
-
SIM
C100x
Nano-SIM + Nano-SIM
C85 4G
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.)
C85 4G
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 6m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions RGB notification (on the back)
Type
C100x
IPS LCD, 120Hz, 900 nits (HBM)
C85 4G
IPS LCD, 144Hz, 1200 nits (HBM)
Size
C100x
6.8 inches, 113.0 cm2 (~86.8% screen-to-body ratio)
C85 4G
6.8 inches, 113.0 cm2 (~87.2% screen-to-body ratio)
Resolution
C100x
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
C85 4G
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
Protection
C100x
ArmorShell glass, Mohs level 5
C85 4G
-
OS
C100x
Android 16
C85 4G
Android 15, Realme UI 6.0
Chipset
C100x
Unisoc T7250 (12 nm)
C85 4G
Qualcomm SM6225 Snapdragon 685 (6 nm)
CPU
C100x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
C85 4G
Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPU
C100x
Mali-G57 MP1
C85 4G
Adreno 610
Card slot
C100x
microSDXC
C85 4G
Unspecified
Internal
C100x
128GB 4GB RAM, 128GB 6GB RAM, 256GB 4GB RAM, 256GB 6GB RAM
C85 4G
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
C100x
eMMC 5.1
C85 4G
-
Dual
C100x
50 MP, f/1.8, (wide), PDAF Auxiliary lens
C85 4G
-
Features
C100x
LED flash, HDR, panorama
C85 4G
LED flash, HDR, panorama
Video
C100x
1080p@30fps
C85 4G
1080p@30/60fps
Single
C100x
-
C85 4G
50 MP, f/1.8, 28mm (wide), 1/2.96", PDAF
Single
C100x
5 MP, f/2.2, (wide)
C85 4G
8 MP, f/2.0, 26mm (wide), 1/4.0", 1.12µm
Video
C100x
720p@30fps
C85 4G
1080p@30/60fps
Features
C100x
-
C85 4G
Panorama
Loudspeaker
C100x
Yes
C85 4G
Yes
3.5mm jack
C100x
Yes
C85 4G
No
WLAN
C100x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
C85 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
C100x
5.2, A2DP, LE
C85 4G
5.0, A2DP, LE
Positioning
C100x
GPS, GALILEO, GLONASS, BDS
C85 4G
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
C100x
Yes (market/region dependent)
C85 4G
No
Radio
C100x
Unspecified
C85 4G
Unspecified
USB
C100x
USB Type-C 2.0, OTG
C85 4G
USB Type-C 2.0, OTG
Sensors
C100x
Fingerprint (side-mounted), accelerometer, proximity, compass
C85 4G
Fingerprint (side-mounted), accelerometer, proximity, compass
Type
C100x
Si/C Li-Ion 8000 mAh
C85 4G
Si/C Li-Ion 7000 mAh
Charging
C100x
45W wired, 45W PPS, 13.5W PD Reverse wired
C85 4G
45W wired Reverse wired Bypass charging
Colors
C100x
Golden Coast, Deepblue Tides
C85 4G
Kingfisher Blue, Swan Black
Models
C100x
RMX5366
C85 4G
-
Price
C100x
About 160 EUR
C85 4G
About 170 EUR