Tecno Spark 40 Pro vs Realme C75
Product
Price
149 USD
149 USD
Status
Available
Available
Brand
Tecno Mobiles
Realme Mobiles
Model No
KM6
Realme C75
Launch Date
2025, September 16
2024, December 28
Website
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed
HSPA, LTE
HSPA, LTE
Dimensions
163.7 x 75.9 x 6.7 mm (6.44 x 2.99 x 0.26 in)
165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in)
Build
Glass front (Gorilla Glass 7i), plastic back, plastic frame
IP64 dust tight and water resistant (water splashes)
Drop resistant up to 1.5m
IP68/IP69 dust/water resistant (up to 1.5m for 30 min)
MIL-STD-810H compliant*
* does not guarantee ruggedness or use in extreme conditions
SIM
Nano-SIM + Nano-SIM
Dual SIM (Nano-SIM, dual stand-by)
Colors
Ink Black, Moon Titanium, Lake Blue, Bamboo Green
Gold, Black
Weight
196 g (6.91 oz)
Type
AMOLED, 1B colors, 144Hz, 1600 nits (HBM), 4500 nits (peak)
IPS LCD, 90Hz, 580 nits (typ), 690 nits (HBM)
Size
6.78 inches, 111.0 cm2 (~89.3% screen-to-body ratio)
6.72 inches, 109.0 cm2 (~86.3% screen-to-body ratio)
Resolution
1224 x 2720 pixels, 20:9 ratio (~440 ppi density)
1080 x 2400 pixels, 20:9 ratio (~392 ppi density)
OS
Android 15, HIOS 15.1
Android 14, Realme UI 5.0
Chipset
Mediatek Helio G100 Ultimate (6 nm)
Mediatek Helio G92 Max
CPU
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core 2.0 GHz
GPU
Mali-G57 MC2
RAM
8GB
24GB
Storage
128GB/56GB
128GB/256GB
Card Slot
microSDXC
microSDXC (dedicated slot)
Lens 1
50 MP, f/1.6, (wide), 1/2.8", 0.64µm, PDAF
Auxiliary lens
50 MP, f/1.8, (wide), PDAF
Features
Dual-LED flash, HDR
LED flash, HDR, panorama
Video
1440p@30fps, 1080p@30fps
1080p@30fps
Lens 2
secondary unspecified camera
Lens 1
13 MP, f/2.2, (wide), 1/3.1", 1.12µm
8 MP, f/2.0, (wide)
Features
Dual-LED flash
Video
1080p@30fps
1080p@30fps
Capacity
5200 mAh
6000 mAh, non-removable
Charging
45W wired
10W reverse wired
45W wired
Reverse wired
Sensors
Fingerprint (under display, optical), accelerometer, proximity, compass
Circle to Search
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Loudspeaker
Yes, with stereo speakers
Yes, with dual speakers
3.5mm jack
Yes
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.3, A2DP, LE
5.0, A2DP, LE
GPS
Yes
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
Yes (market/region dependent)
Radio
FM radio
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG