Phone Comparison - Xiaomi Poco X3 NFC vs Realme C75 4G vs Tecno Camon 40

general General Info

Manufacturer Xiaomi Realme Tecno
Announced 2020, September 07 November 2024 March 2025
Status Coming soon. Exp. release 2020, September 08 Coming Soon - December 2024 Coming Soon - Q2 2025
Colors Gray, Blue Gold, Black Emerald Lake Green, Galaxy Black, Glacier White, Emerald Glow Green
Form Factor Candybar Candybar Candybar
Dimension 165.3 x 76.8 x 9.4 mm
(6.51 x 3.02 x 0.37 in)
165.7 x 76.2 x 8 mm
(6.52 x 3 x 0.31 in)
164.1 x 74.6 x 7.3 mm
(6.46 x 2.94 x 0.29 in)
Weight 215 g (7.58 oz) 196 g (6.91 oz) -
SIM Type Hybrid Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Nano-SIM + Nano-SIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500) 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 LTE
Messaging
Build Features - Fingerprint Sensor (side-mounted)
Water-repellent coating
- Fingerprint Sensor (side-mounted)
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
- Fingerprint Sensor (under display, optical)

hardware Hardware and OS

OS Android 10 Android 14 Android 15
User Interface MIUI 12 Realme UI 5.0 HIOS 15
Processor Octa-core (2x2.3 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver), Qualcomm SM7150-AC Snapdragon 732G (8 nm) Octa-core 2.0 GHz, Mediatek Helio G92 Max Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek Helio G100 Ultimate (6 nm)
GPU Adreno 618 - Mali-G57 MC2
RAM 6 GB 8 GB 8 GB
Internal Memory 128 GB 256 GB 256 GB
External Memory microSDXC (uses shared SIM slot) microSDXC (dedicated slot) Unspecified

display Display

Type IPS LCD capacitive touchscreen
Corning Gorilla Glass 5
HDR10
120Hz refresh rate
450 nits typ. brightness (advertised)
FHD+ IPS LCD Screen
90Hz, 580 Nits (typ), 690 Nits (HBM)
ArmorShell Glass
FHD+ AMOLED Screen
120Hz Refresh rate
Colors 16M Colour 16M colors 16M colors
Size 6.67 inches 6.72 inches 6.78 inches
Resolution 1080 x 2400 pixels (395 ppi) 1080 x 2400 pixels (392 ppi) 1080 x 2436 pixels (393 ppi)
Screen-to-Body Ratio 84.43% 86.19% 89.77%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes no yes
Radio FM radio, recording Unspecified FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes

camera Camera

Rear Camera 64 MP + 13 MP + 2 MP + 2 MP 50 MP 50 MP + 8 MP
Flash Dual-LED flash LED Flash Dual-LED Flash
Features 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
13 MP, f/2.2, 119˚ (ultrawide), 1.0µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
50 MP, f/1.8, (wide), PDAF
secondary unspecified camera
HDR, Panorama
50 MP, f/1.9, 23mm (wide), 1/1.56", 1.0µm, PDAF, OIS
8 MP, (ultrawide)
HDR, Panorama
Video 1080p@30fps 1080p@30fps Yes
Front Camera 20 MP, f/2.2, 27mm (wide), 1/3.4", 0.8µm
HDR
1080p@30fps [Similar]
8 MP, f/2.0, (wide)
Video - 1080p@30fps [Similar]
32 MP, (wide)
Video - Yes [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A HSPA, LTE HSPA, LTE
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band Yes
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go USB Type-C 2.0, OTG USB Type-C 2.0, OTG
GPS Yes, with A-GPS, GLONASS, BDS GPS, GALILEO, GLONASS, QZSS, BDS GPS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 6 GB RAM or 64 GB, 6 GB RAM UFS 2.1 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 2.2 256 GB, 8 GB RAM or 128 GB, 8 GB RAM
Expandable Storage microSDXC (uses shared SIM slot) microSDXC (dedicated slot) Unspecified
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 33W, 62% in 30 min, 100% in 65 min (advertised)
Non-removable Li-Po Battery
Fast Battery Charging 45W wired
Reverse wired
Non-removable Li-ion Battery
Fast Battery Charging 45W wired
Capacity 5160 mAh 6000 mAh 5200 mAh
Stand by - - -
Talk Time - - -