Screen size
Quick verdict
Spark 40 leads the measured specs 9-4.
Measured wins
Spark 40
9
spec wins
Overall winner
Ties
6
equal specs
Spark 7T
4
spec wins
Screen size
Technology
Spark 40
GSM / HSPA / LTE
Spark 7T
GSM / HSPA / LTE
2G bands
Spark 40
GSM 850 / 900 / 1800 / 1900
Spark 7T
GSM 850 / 900 / 1800 / 1900
3G bands
Spark 40
HSDPA 900 / 2100
Spark 7T
HSDPA 850 / 900 / 2100
4G bands
Spark 40
LTE
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Spark 7T
LTE
Speed
Spark 40
HSPA, LTE
Spark 7T
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
Spark 40
2025, July 02
Spark 7T
2021, June 11
Status
Spark 40
Available. Released 2025, July
Spark 7T
Available. Released 2021, June 12
Dimensions
Spark 40
165.6 x 77 x 7.7 mm (6.52 x 3.03 x 0.30 in)
Spark 7T
164.8 x 76.1 x 9.5 mm (6.49 x 3.00 x 0.37 in)
Weight
Spark 40
-
Spark 7T
-
SIM
Spark 40
Nano-SIM + Nano-SIM
Spark 7T
Nano-SIM + Nano-SIM
Other
Spark 40
IP64 dust tight and water resistant (water splashes) Drop resistant up to 1.5m
Spark 7T
-
Type
Spark 40
IPS LCD, 120Hz
Spark 7T
IPS LCD
Size
Spark 40
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 40
720 x 1600 pixels, 20:9 ratio (~263 ppi density)
Spark 7T
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
OS
Spark 40
Android 15, HIOS 15
Spark 7T
Android 11, HIOS 7.6
Chipset
Spark 40
Mediatek Helio G81 (12 nm)Mediatek Helio G91 (12 nm) - NFC model
Spark 7T
Mediatek MT6765G Helio G35 (12 nm)
CPU
Spark 40
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 40
Mali-G52 MC2
Spark 7T
PowerVR GE8320
Card slot
Spark 40
microSDXC
Spark 7T
microSDXC
Internal
Spark 40
128GB 4GB RAM, 128GB 6GB RAM, 256GB 4GB RAM, 256GB 8GB RAM
Spark 7T
64GB 4GB RAM, 128GB 4GB RAM
Other
Spark 40
-
Spark 7T
eMMC 5.1
Single
Spark 40
50 MP, (wide), PDAF Auxiliary lens
Spark 7T
-
Features
Spark 40
Dual-LED flash
Spark 7T
Quad-LED flash
Video
Spark 40
1440p@30fps, 1080p@30fps
Spark 7T
1080p@30fps
Dual
Spark 40
-
Spark 7T
48 MP, AF Secondary unknown camera
Single
Spark 40
8 MP, (wide)
Spark 7T
8 MP
Features
Spark 40
Dual-LED flash
Spark 7T
Dual-LED flash
Video
Spark 40
1080p@30fps
Spark 7T
1080p@30fps
Loudspeaker
Spark 40
Yes, with stereo speakers
Spark 7T
Yes
3.5mm jack
Spark 40
Yes
Spark 7T
Yes
WLAN
Spark 40
Yes
Spark 7T
Wi-Fi 802.11 b/g/n
Bluetooth
Spark 40
Yes
Spark 7T
Yes
Positioning
Spark 40
GPS
Spark 7T
GPS
NFC
Spark 40
Yes (market/region dependent)
Spark 7T
No
Infrared port
Spark 40
Yes
Spark 7T
-
Radio
Spark 40
FM radio
Spark 7T
FM radio
USB
Spark 40
USB Type-C
Spark 7T
microUSB 2.0, OTG
Sensors
Spark 40
Fingerprint (side-mounted); unspecified sensors
Spark 7T
Fingerprint (rear-mounted), accelerometer, proximity
Type
Spark 40
5200 mAh
Spark 7T
6000 mAh
Charging
Spark 40
45W wired, 55 min to 100%
Spark 7T
-
Colors
Spark 40
Ink Black, Titanium Grey, Veil White, Mirage Blue
Spark 7T
Nebula orange, Magnet Black, Jewel Blue
Models
Spark 40
KM5
Spark 7T
KF6p
Price
Spark 40
About 110 EUR
Spark 7T
About 100 EUR