Screen size
Spark 40CWinner: 6.7"+2.2%
Spark 7T6.5"
Quick verdict
Spark 40C leads the measured specs 6-4.
Measured wins
Spark 40C
6
spec wins
Overall winner
Ties
8
equal specs
Spark 7T
4
spec wins
Screen size
Technology
Spark 40C
GSM / HSPA / LTE
Spark 7T
GSM / HSPA / LTE
2G bands
Spark 40C
GSM 850 / 900 / 1800 / 1900
Spark 7T
GSM 850 / 900 / 1800 / 1900
3G bands
Spark 40C
HSDPA 900 / 2100
Spark 7T
HSDPA 850 / 900 / 2100
4G bands
Spark 40C
LTE
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
equal specsBattery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Spark 7T
LTE
Speed
Spark 40C
HSPA, LTE
Spark 7T
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Spark 40C
2025, July 19
Spark 7T
2021, June 11
Status
Spark 40C
Available. Released 2025, August
Spark 7T
Available. Released 2021, June 12
Dimensions
Spark 40C
165.6 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in)
Spark 7T
164.8 x 76.1 x 9.5 mm (6.49 x 3.00 x 0.37 in)
Weight
Spark 40C
-
Spark 7T
-
Build
Spark 40C
Glass front, plastic back, plastic frame
Spark 7T
-
SIM
Spark 40C
Nano-SIM + Nano-SIM
Spark 7T
Nano-SIM + Nano-SIM
Other
Spark 40C
IP64 dust tight and water resistant (water splashes) Drop resistant up to 1.5m
Spark 7T
-
Type
Spark 40C
IPS LCD, 120Hz
Spark 7T
IPS LCD
Size
Spark 40C
6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio)
Spark 7T
6.52 inches, 102.6 cm2 (~81.8% screen-to-body ratio)
Resolution
Spark 40C
720 x 1600 pixels, 20:9 ratio (~263 ppi density)
Spark 7T
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
OS
Spark 40C
Android 15, HIOS 15.1
Spark 7T
Android 11, HIOS 7.6
Chipset
Spark 40C
Mediatek Helio G81 (12 nm)
Spark 7T
Mediatek MT6765G Helio G35 (12 nm)
CPU
Spark 40C
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Spark 7T
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU
Spark 40C
Mali-G52 MC2
Spark 7T
PowerVR GE8320
Card slot
Spark 40C
Unspecified
Spark 7T
microSDXC
Internal
Spark 40C
128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Spark 7T
64GB 4GB RAM, 128GB 4GB RAM
Other
Spark 40C
-
Spark 7T
eMMC 5.1
Single
Spark 40C
13 MP, f/1.8, 27mm (wide), PDAF
Spark 7T
-
Features
Spark 40C
Dual-LED flash, HDR
Spark 7T
Quad-LED flash
Video
Spark 40C
1080p@30fps
Spark 7T
1080p@30fps
Dual
Spark 40C
-
Spark 7T
48 MP, AF Secondary unknown camera
Single
Spark 40C
8 MP
Spark 7T
8 MP
Video
Spark 40C
Yes
Spark 7T
1080p@30fps
Features
Spark 40C
-
Spark 7T
Dual-LED flash
Loudspeaker
Spark 40C
Yes, with dual speakers
Spark 7T
Yes
3.5mm jack
Spark 40C
Yes
Spark 7T
Yes
WLAN
Spark 40C
Yes
Spark 7T
Wi-Fi 802.11 b/g/n
Bluetooth
Spark 40C
Yes
Spark 7T
Yes
Positioning
Spark 40C
GPS
Spark 7T
GPS
NFC
Spark 40C
No
Spark 7T
No
Infrared port
Spark 40C
Yes
Spark 7T
-
Radio
Spark 40C
FM radio
Spark 7T
FM radio
USB
Spark 40C
USB Type-C, OTG
Spark 7T
microUSB 2.0, OTG
Sensors
Spark 40C
Fingerprint (side-mounted); unspecified sensors
Spark 7T
Fingerprint (rear-mounted), accelerometer, proximity
Type
Spark 40C
6000 mAh
Spark 7T
6000 mAh
Charging
Spark 40C
18W wired
Spark 7T
-
Colors
Spark 40C
Veil White, Ripple Blue, Titanium Grey, Ink Black
Spark 7T
Nebula orange, Magnet Black, Jewel Blue
Models
Spark 40C
KM4k
Spark 7T
KF6p
Price
Spark 40C
About 90 EUR
Spark 7T
About 100 EUR