Screen size
Spark 10C6.6"
Spark 40CWinner: 6.7"+1%
Quick verdict
Spark 40C leads the measured specs 7-4.
Measured wins
Spark 10C
4
spec wins
Ties
7
equal specs
Spark 40C
7
spec wins
Overall winner
Screen size
Technology
Spark 10C
GSM / HSPA / LTE
Spark 40C
GSM / HSPA / LTE
2G bands
Spark 10C
GSM 850 / 900 / 1800 / 1900
Spark 40C
GSM 850 / 900 / 1800 / 1900
3G bands
Spark 10C
HSDPA 850 / 900 / 2100
Spark 40C
HSDPA 900 / 2100
4G bands
Spark 10C
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
equal specsBattery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Spark 40C
LTE
Speed
Spark 10C
HSPA, LTE
Spark 40C
HSPA, LTE
Announced
Spark 10C
2023, March 23
Spark 40C
2025, July 19
Status
Spark 10C
Available. Released 2023, March 29
Spark 40C
Available. Released 2025, August
Dimensions
Spark 10C
163.9 x 75.5 x 8.5 mm (6.45 x 2.97 x 0.33 in)
Spark 40C
165.6 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in)
Weight
Spark 10C
-
Spark 40C
-
Build
Spark 10C
Glass front, plastic frame, plastic back
Spark 40C
Glass front, plastic back, plastic frame
SIM
Spark 10C
Nano-SIM + Nano-SIM
Spark 40C
Nano-SIM + Nano-SIM
Other
Spark 10C
-
Spark 40C
IP64 dust tight and water resistant (water splashes) Drop resistant up to 1.5m
Type
Spark 10C
IPS LCD, 90Hz
Spark 40C
IPS LCD, 120Hz
Size
Spark 10C
6.6 inches, 104.6 cm2 (~84.6% screen-to-body ratio)
Spark 40C
6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio)
Resolution
Spark 10C
720 x 1612 pixels, 20:9 ratio (~267 ppi density)
Spark 40C
720 x 1600 pixels, 20:9 ratio (~263 ppi density)
OS
Spark 10C
Android 12, HIOS 8.6
Spark 40C
Android 15, HIOS 15.1
Chipset
Spark 10C
Unisoc T606 (12 nm)
Spark 40C
Mediatek Helio G81 (12 nm)
CPU
Spark 10C
Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Spark 40C
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU
Spark 10C
Mali-G57 MP1
Spark 40C
Mali-G52 MC2
Card slot
Spark 10C
microSDXC (dedicated slot)
Spark 40C
Unspecified
Internal
Spark 10C
64GB 4GB RAM, 128GB 4GB RAM, 128GB 8GB RAM
Spark 40C
128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Single
Spark 10C
16 MP, (wide), PDAF Auxiliary lens
Spark 40C
13 MP, f/1.8, 27mm (wide), PDAF
Features
Spark 10C
Dual-LED flash, HDR, panorama
Spark 40C
Dual-LED flash, HDR
Video
Spark 10C
1080p@30fps
Spark 40C
1080p@30fps
Single
Spark 10C
8 MP, (wide)
Spark 40C
8 MP
Features
Spark 10C
Dual-LED flash
Spark 40C
-
Video
Spark 10C
1080p@30fps
Spark 40C
Yes
Loudspeaker
Spark 10C
Yes
Spark 40C
Yes, with dual speakers
3.5mm jack
Spark 10C
Yes
Spark 40C
Yes
WLAN
Spark 10C
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Spark 40C
Yes
Bluetooth
Spark 10C
Yes
Spark 40C
Yes
Positioning
Spark 10C
GPS
Spark 40C
GPS
NFC
Spark 10C
No
Spark 40C
No
Radio
Spark 10C
FM radio
Spark 40C
FM radio
USB
Spark 10C
USB Type-C 2.0
Spark 40C
USB Type-C, OTG
Infrared port
Spark 10C
-
Spark 40C
Yes
Sensors
Spark 10C
Fingerprint (side-mounted), accelerometer, proximity, compass
Spark 40C
Fingerprint (side-mounted); unspecified sensors
Type
Spark 10C
5000 mAh
Spark 40C
6000 mAh
Charging
Spark 10C
18W wired
Spark 40C
18W wired
Colors
Spark 10C
Black, Blue, Green
Spark 40C
Veil White, Ripple Blue, Titanium Grey, Ink Black
Models
Spark 10C
KI5k, KI5m
Spark 40C
KM4k
Price
Spark 10C
About 120 EUR
Spark 40C
About 90 EUR