Screen size
C100 4GWinner: 6.8"+74%
Watch 2 Pro1.8"
Quick verdict
C100 4G leads the measured specs 19-2.
Measured wins
C100 4G
19
spec wins
Overall winner
Ties
2
equal specs
Watch 2 Pro
2
spec wins
Screen size
Technology
C100 4G
GSM / HSPA / LTE
Watch 2 Pro
No cellular connectivity
2G bands
C100 4G
GSM 850 / 900 / 1800 / 1900
Watch 2 Pro
N/A
3G bands
C100 4G
HSDPA 850 / 900 / 2100
Watch 2 Pro
N/A
4G bands
C100 4G
1, 3, 5, 7, 8, 20, 28, 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
equal specsUSB
5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
Watch 2 Pro
N/A
Speed
C100 4G
HSPA, LTE
Watch 2 Pro
No
GPRS
C100 4G
-
Watch 2 Pro
No
EDGE
C100 4G
-
Watch 2 Pro
No
Announced
C100 4G
2026, April 07
Watch 2 Pro
2021, May 20
Status
C100 4G
Available. Released 2026, April 07
Watch 2 Pro
Available. Released 2021, May 29
Dimensions
C100 4G
166.5 x 78.2 x 8.6 mm (6.56 x 3.08 x 0.34 in)
Watch 2 Pro
38.9 x 25.2 x 12.7 mm (1.53 x 0.99 x 0.5 in)
Weight
C100 4G
219 g (7.72 oz)
Watch 2 Pro
40 g (1.41 oz)
Build
C100 4G
Glass front, plastic frame, plastic back
Watch 2 Pro
Glass front, plastic back, plastic frame
SIM
C100 4G
Nano-SIM + Nano-SIM
Watch 2 Pro
No
Other
C100 4G
IP66/IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 6m for 30 min) Drop resistant up to 2m
Watch 2 Pro
IP68 dust tight and water resistant (immersible up to 1.5m) Not swim proof Compatible with standard 22mm straps
Type
C100 4G
IPS LCD, 120Hz, 1200 nits (HBM)
Watch 2 Pro
IPS LCD, 600 nits (peak)
Size
C100 4G
6.8 inches, 113.0 cm2 (~86.8% screen-to-body ratio)
Watch 2 Pro
1.75 inches
Resolution
C100 4G
720 x 1570 pixels, 19.5:9 ratio (~254 ppi density)
Watch 2 Pro
320 x 385 pixels (~286 ppi density)
Protection
C100 4G
ArmorShell Glass
Watch 2 Pro
-
OS
C100 4G
Android 16, Realme UI 7.0
Watch 2 Pro
Proprietary OS
Chipset
C100 4G
Mediatek Helio G92 Max
Watch 2 Pro
-
CPU
C100 4G
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Watch 2 Pro
-
GPU
C100 4G
Mali-G52 MC2
Watch 2 Pro
-
Card slot
C100 4G
microSDXC (uses shared SIM slot)
Watch 2 Pro
No
Internal
C100 4G
256GB 8GB RAM
Watch 2 Pro
-
Other
C100 4G
eMMC 5.1
Watch 2 Pro
eMMC 4.5
Single
C100 4G
50 MP, f/1.8, (wide), PDAF
Watch 2 Pro
-
Features
C100 4G
LED flash, HDR, panorama
Watch 2 Pro
-
Video
C100 4G
1080p@30fps
Watch 2 Pro
-
Single
C100 4G
8 MP, f/2.0, (wide)
Watch 2 Pro
-
Video
C100 4G
1080p@30fps
Watch 2 Pro
-
Loudspeaker
C100 4G
Yes, with stereo speakers
Watch 2 Pro
No
3.5mm jack
C100 4G
Yes
Watch 2 Pro
No
Other
C100 4G
24-bit/192kHz Hi-Res audio
Watch 2 Pro
-
WLAN
C100 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Watch 2 Pro
No
Bluetooth
C100 4G
5.3, A2DP, LE
Watch 2 Pro
5.0, A2DP, LE
Positioning
C100 4G
GPS, GALILEO, GLONASS, QZSS, BDS
Watch 2 Pro
GPS (L1+L5)
NFC
C100 4G
Yes (market/region dependent)
Watch 2 Pro
No
Radio
C100 4G
No
Watch 2 Pro
No
USB
C100 4G
USB Type-C 2.0, OTG
Watch 2 Pro
No
Sensors
C100 4G
Fingerprint (side-mounted), Proximity, Light, E-compass, Accelerometer
Watch 2 Pro
Accelerometer, heart rate, SpO2
Type
C100 4G
Si/C Li-Ion 8000 mAh
Watch 2 Pro
Li-Ion 390 mAh
Charging
C100 4G
15W wired Reverse wired Bypass charging
Watch 2 Pro
-
Colors
C100 4G
Glory White, Triumphant Purple, Eternal Brown
Watch 2 Pro
Space Grey, Metallic Silver
Price
C100 4G
About 250 EUR
Watch 2 Pro
About 80 EUR
Other
C100 4G
-
Watch 2 Pro
No