Realme C75 vs Tecno Spark 40 Pro
Product
Price
149 USD
149 USD
Status
Available
Available
Brand
Realme Mobiles
Tecno Mobiles
Model No
Realme C75
KM6
Launch Date
2024, December 28
2025, September 16
Website
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66
Speed
HSPA, LTE
HSPA, LTE
Dimensions
165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in)
163.7 x 75.9 x 6.7 mm (6.44 x 2.99 x 0.26 in)
Weight
196 g (6.91 oz)
Build
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
Glass front (Gorilla Glass 7i), plastic back, plastic frame
IP64 dust tight and water resistant (water splashes)
Drop resistant up to 1.5m
SIM
Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Gold, Black
Ink Black, Moon Titanium, Lake Blue, Bamboo Green
Type
IPS LCD, 90Hz, 580 nits (typ), 690 nits (HBM)
AMOLED, 1B colors, 144Hz, 1600 nits (HBM), 4500 nits (peak)
Size
6.72 inches, 109.0 cm2 (~86.3% screen-to-body ratio)
6.78 inches, 111.0 cm2 (~89.3% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~392 ppi density)
1224 x 2720 pixels, 20:9 ratio (~440 ppi density)
OS
Android 14, Realme UI 5.0
Android 15, HIOS 15.1
Chipset
Mediatek Helio G92 Max
Mediatek Helio G100 Ultimate (6 nm)
CPU
Octa-core 2.0 GHz
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G57 MC2
RAM
24GB
8GB
Storage
128GB/256GB
128GB/56GB
Card Slot
microSDXC (dedicated slot)
microSDXC
Lens 1
50 MP, f/1.8, (wide), PDAF
50 MP, f/1.6, (wide), 1/2.8", 0.64µm, PDAF
Auxiliary lens
Lens 2
secondary unspecified camera
Features
LED flash, HDR, panorama
Dual-LED flash, HDR
Video
1080p@30fps
1440p@30fps, 1080p@30fps
Lens 1
8 MP, f/2.0, (wide)
13 MP, f/2.2, (wide), 1/3.1", 1.12µm
Video
1080p@30fps
1080p@30fps
Features
Dual-LED flash
Capacity
6000 mAh, non-removable
5200 mAh
Charging
45W wired
Reverse wired
45W wired
10W reverse wired
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, proximity, compass
Circle to Search
Loudspeaker
Yes, with dual speakers
Yes, with stereo 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
5.0, A2DP, LE
5.3, A2DP, LE
GPS
GPS, GALILEO, GLONASS, QZSS, BDS
Yes
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
NFC
Yes (market/region dependent)
Radio
FM radio