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Tecno Spark 40

Device A

Spark 40

Tecno · Phones

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Xiaomi Redmi 17C 4G

Device B

Redmi 17C 4G

Xiaomi · Phones

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Complete comparison

Full specifications

Every available group and stored value, aligned by field.

LAUNCH DATE3 fields
SpecificationSpark 40Redmi 17C 4G
Announced2025, July 022026, June 23
Released2025, July2026-06-23
StatusAvailable. Released 2025, JulyAvailable
NETWORK6 fields
SpecificationSpark 40Redmi 17C 4G
2G BandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G BandsHSDPA 900 / 2100HSDPA 850 / 900 / 2100
4G LTELTE1, 3, 5, 8, 34, 38, 39, 40, 41
5GNoNo
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / WCDMA / LTE
BODY5 fields
SpecificationSpark 40Redmi 17C 4G
BuildGlass front, plastic frame, plastic backGlass front, plastic back, plastic frame
Dimensions165.6 x 77 x 7.7 mm (6.52 x 3.03 x 0.30 in)171.88 x 77.8 x 8.22 mm
IP RatingIP64 Dust Tight and Water Resistant (water splashes)No
SIMNano-SIM + Nano-SIMDual Nano-SIM
Weight188 g (6.63 oz)206 g
DISPLAY6 fields
SpecificationSpark 40Redmi 17C 4G
Brightness—600 nits (peak)
Refresh Rate120Hz120Hz
Resolution720 x 1600 pixels, 20:9 ratio (~263 ppi density)720 x 1640 pixels (~260 ppi density)
Screen-to-body~84.2%~84.1%
Size6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio)6.88 inches
TypeIPS LCD, 120HzLCD
PLATFORM4 fields
SpecificationSpark 40Redmi 17C 4G
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
ChipsetMediatek Helio G81 (12 nm) / Mediatek Helio G91 (12 nm) - NFC modelMediaTek Helio G81-Ultra
GPUMali-G52 MC2Mali-G52 MC2
OSAndroid 15, HIOS 15Android 16; HyperOS 3
MEMORY4 fields
SpecificationSpark 40Redmi 17C 4G
Card slotmicroSDXCmicroSDXC (dedicated slot)
Internal128GB, 256GB64 / 128 GB
RAM4GB RAM, 6GB RAM, 8GB RAM4 GB
Storage/RAM variants128GB, 256GB; 4GB RAM, 6GB RAM, 8GB RAM64 / 128 GB; 4 GB RAM
MAIN CAMERA3 fields
SpecificationSpark 40Redmi 17C 4G
FeaturesDual-LED flashLED flash, HDR
MAIN CAMERA50 MP, (wide), PDAF Auxiliary lens13 MP
Video1440p@30fps, 1080p@30fps1080p@30fps
SELFIE CAMERA3 fields
SpecificationSpark 40Redmi 17C 4G
FeaturesDual-LED flashHDR
Selfie camera8 MP, (wide)5 MP
Video1080p@30fps1080p@30fps
SOUND2 fields
SpecificationSpark 40Redmi 17C 4G
3.5mm jackYesYes
LoudspeakerYes, with stereo speakersYes
COMMUNICATION6 fields
SpecificationSpark 40Redmi 17C 4G
BluetoothYes5.4, A2DP, LE
NFCYes (market/region dependent)No
PositioningGPSGPS, GLONASS, GALILEO, BDS
RadioFM radioFM radio
USBUSB Type-CUSB Type-C 2.0, OTG
WLANYesWi-Fi 802.11 a/b/g/n/ac, dual-band
FEATURES1 field
SpecificationSpark 40Redmi 17C 4G
SensorsFingerprint (side-mounted); unspecified sensorsFingerprint (side-mounted), accelerometer, proximity
BATTERY3 fields
SpecificationSpark 40Redmi 17C 4G
Capacity5200mAh5160mAh
Charging Type45W wired, 55 min to 100%18W wired
Type5200 mAh5160 mAh, non-removable
ADDITIONAL INFORMATION5 fields
SpecificationSpark 40Redmi 17C 4G
ColorsInk Black, Titanium Grey, Veil White, Mirage BlueBlack, Danxia Red, Sea Breeze Blue
Compatibility—China
Launch Price (USD)$140.00 (reference only — see Price in Nigeria above for the actual retail price)—
ModelsKM52409BRN2CC
Price in Nigeria₦162,800 (Seller price)₦175,000 (Stored estimate)
SECURITY1 field
SpecificationSpark 40Redmi 17C 4G
SecuritySide-mounted fingerprint sensorBiometric security: Fingerprint (side-mounted).

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