Tecno Spark 40C vs Tecno Spark Slim

Tecno Spark 40C

Tecno Spark 40C

August, 2025


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Tecno Spark Slim

Tecno Spark Slim

September, 2025


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Tecno Spark 40C vs Tecno Spark Slim


Tecno Spark 40C

Tecno Spark Slim

Price
EUR: €90EUR: €180
USD: N/AUSD: N/A
GBP: N/AGBP: N/A
INR: N/AINR: N/A
PKR: Rs.27,500PKR: N/A
Body
Form Factor
Candybar, TouchscreenCandybar, Touchscreen
Dimensions
165.6 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in)164.2 x 75.9 x 5.9 mm (6.46 x 2.99 x 0.23 in)
Weight
-156 g (5.50 oz)
Build
Glass front, plastic back, plastic frame

IP64 dust tight and water resistant (water splashes)

Drop resistant up to 1.5m
Glass front (Gorilla Glass 7i), fiber-reinforced plastic back

IP64 dust tight and water resistant (water splashes)

Status light LED (on the back)

MIL-STD-810H compliant*

* does not guarantee ruggedness or use in extreme conditions
Colors
Veil White, Ripple Blue, Titanium Grey, Ink BlackSlim White, Cool Black
Models
KM4kKM7k
Display
Type
IPS LCD, 120HzAMOLED, 144Hz, 1600 nits (HBM), 4500 nits (peak)
Size
6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio)6.78 inches, 111.0 cm2 (~89.1% screen-to-body ratio)
Resolution
720 x 1600 pixels, 20:9 ratio (~263 ppi density)1224 x 2720 pixels, 20:9 ratio (~440 ppi density)
Protection
Corning Gorilla Glass 7i
Network
Technology
GSM / HSPA / LTEGSM / HSPA / LTE
2G Bands
GSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 900 / 2100HSDPA 850 / 900 / 2100
4G Bands
LTELTE
Memory
Internal Memory
128GB ROM, 4GB RAM

128GB ROM, 8GB RAM

256GB ROM, 8GB RAM
256GB ROM, 8GB RAM
Card Slot
UnspecifiedNo
Connectivity
Speed
HSPA, LTEHSPA, LTE
WLAN
YesYes
Bluetooth
YesYes
USB
USB Type-C, OTGUSB Type-C, OTG
Infrared Port
YesYes
NFC
NoYes
Camera
Main Camera
13 MP, f/1.8, 27mm (wide), PDAF50 MP, (wide), PDAF
Camera Features
Dual-LED flash, HDRDual-LED flash
Video
1080p@30fps1440p@30fps, 1080p@30fps
Selfie Camera
8 MP

Video: Yes
13 MP, (wide)

Video: Yes
Multimedia
Radio
FM radioFM radio
Software
Operating System (OS)
Android OS, v15Android OS, v15
UI
HIOS 15.1HIOS 15
Hardware
Chipset
Mediatek Helio G81 (12 nm)Mediatek Helio G200 (6 nm)
CPU
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G52 MC2Mali-G57 MC2 (1.1GHz)
Sensors
Fingerprint (side-mounted), unspecified sensorsFingerprint (under display, optical), accelerometer, gyro
SIM
Nano-SIM + Nano-SIMNano-SIM
Speakers
Yes, with dual speakersYes, with dual speakers (with Dolby Atmos)
Audio Jack
3.5 mmNo
Battery
Battery Type
6000 mAh5160 mAh
Charging
18W wired45W wired, 100% in 57 min

10W reverse wired

Bypass charging

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