Screen size
C100xWinner: 6.8"+4.4%
Narzo 306.5"
Quick verdict
C100x leads the measured specs 10-5.
Measured wins
C100x
10
spec wins
Overall winner
Ties
7
equal specs
Narzo 30
5
spec wins
Screen size
Technology
C100x
GSM / HSPA / LTE
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GSM / HSPA / LTE
2G bands
C100x
GSM 850 / 900 / 1800 / 1900
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GSM 850 / 900 / 1800 / 1900
3G bands
C100x
HSDPA 900 / 2100
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HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
C100x
1, 3, 5, 8, 40
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
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Narzo 30
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed
C100x
HSPA, LTE
Narzo 30
HSPA, LTE
Announced
C100x
2026, May 07
Narzo 30
2021, May 18
Status
C100x
Released May 15, 2026
Narzo 30
Available. Released 2021, May 20
Dimensions
C100x
166.5 x 78.2 x 8.6 mm (6.56 x 3.08 x 0.34 in)
Narzo 30
162.3 x 75.4 x 9.4 mm (6.39 x 2.97 x 0.37 in)
Weight
C100x
219 g (7.72 oz)
Narzo 30
192 g (6.77 oz)
Build
C100x
Glass front, plastic frame, plastic back
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-
SIM
C100x
Nano-SIM + Nano-SIM
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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.)
Narzo 30
-
Type
C100x
IPS LCD, 120Hz, 900 nits (HBM)
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IPS LCD, 90Hz, 580 nits (peak)
Size
C100x
6.8 inches, 113.0 cm2 (~86.8% screen-to-body ratio)
Narzo 30
6.5 inches, 102.0 cm2 (~83.4% screen-to-body ratio)
Resolution
C100x
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
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1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Protection
C100x
ArmorShell glass, Mohs level 5
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-
OS
C100x
Android 16
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Android 11, Realme UI 2.0
Chipset
C100x
Unisoc T7250 (12 nm)
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Mediatek MT6785V/CD Helio G95 (12 nm)
CPU
C100x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
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Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
C100x
Mali-G57 MP1
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Mali-G76 MC4
Card slot
C100x
microSDXC
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microSDXC (dedicated slot)
Internal
C100x
128GB 4GB RAM, 128GB 6GB RAM, 256GB 4GB RAM, 256GB 6GB RAM
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64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Other
C100x
eMMC 5.1
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-
Dual
C100x
50 MP, f/1.8, (wide), PDAF Auxiliary lens
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-
Features
C100x
LED flash, HDR, panorama
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LED flash, HDR, panorama
Video
C100x
1080p@30fps
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4K@30fps, 1080p@30/60/120fps, gyro-EIS
Triple
C100x
-
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48 MP, f/1.8, 26mm (wide), PDAF 2 MP (macro) Auxiliary lens
Single
C100x
5 MP, f/2.2, (wide)
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16 MP, f/2.1, (wide), 1/3.06", 1.0µm
Video
C100x
720p@30fps
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1080p@30/120fps
Features
C100x
-
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HDR, panorama
Loudspeaker
C100x
Yes
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Yes
3.5mm jack
C100x
Yes
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Yes
WLAN
C100x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
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Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
C100x
5.2, A2DP, LE
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5.0, A2DP, LE
Positioning
C100x
GPS, GALILEO, GLONASS, BDS
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GPS, GLONASS, BDS
NFC
C100x
Yes (market/region dependent)
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Yes
Radio
C100x
Unspecified
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No
USB
C100x
USB Type-C 2.0, OTG
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USB Type-C 2.0
Sensors
C100x
Fingerprint (side-mounted), accelerometer, proximity, compass
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Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
C100x
Si/C Li-Ion 8000 mAh
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5000 mAh
Charging
C100x
45W wired, 45W PPS, 13.5W PD Reverse wired
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30W wired, 100% in 65 min
Colors
C100x
Golden Coast, Deepblue Tides
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Racing Blue, Racing Silver
Models
C100x
RMX5366
Narzo 30
RMX2156
Price
C100x
About 160 EUR
Narzo 30
About 460 EUR