Realme C75x vs Xiaomi Redmi A3 (4GB RAM + 128GB)
Here you can compare Realme C75x and Xiaomi Redmi A3 (4GB RAM + 128GB). Comparing Realme C75x vs Xiaomi Redmi A3 (4GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme C75x stands against Xiaomi Redmi A3 (4GB RAM + 128GB) and which one should you buy The current lowest price found for Realme C75x is ₹14,990 and for Xiaomi Redmi A3 (4GB RAM + 128GB) is ₹7,500. The details of both of these products were last updated on Nov 25, 2025.
| Specification | Realme C75x | Xiaomi Redmi A3 (4GB RAM + 128GB) |
|---|---|---|
| CPU | Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Rear Camera | 50 MP (Wide Angle) 2 MP (Depth Sensor) | 8 MP ƒ/2 (Wide Angle) AI Lens |
| RAM | 6 GB | 4 GB |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5180 mAh | 5000 mAh, Li-Po Battery |
| Price | ₹14,990 | ₹7,500 |
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Overview
| Specs Score | 65 / 100 | 66 / 100 Better Specs |
| Display Resolution | 720 x 1604 pixels | 720 x 1650 pixels Better Resolution |
| RAM | 6 GB More RAM | 4 GB |
| CPU Clock Speed | 2.2 GHz Faster Clock Speed | |
| Rear Camera | 50 MP + 2 MP Dual Better Camera Resolution | 8 MP Dual |
| Front Camera | 8 MP Better Front Camera Resolution | 5 MP |
| Weight | 199 g Lighter | |
| Thickness | 8.32 mm Slimmer | |
| Unique Features | No No Water Resistant Reverse Charging | 3.5mm Audio Jack FM Radio No No |
General
| Model | Redmi A3 | |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 18, 2025 (Expected) | February 14, 2024 |
| In The Box | Handset, Adapter, USB Type-C Cable, Sim Eject Tool, Quick Start Guide, Warranty Card |
Design
| Dimensions | 76.3 x 168.3 x 8.32 mm | |
| Weight | 199 g | |
| Bezel less | No | |
| Colors | Jewel Red, Crystal Black, Golden Glow | Olive Green, Midnight Black, Lake Blue |
Display
| Type | Color IPS Screen (16.7M) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.71 inches, 720 x 1650 pixels, 90 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 264 PPI | ~ 263 PPI |
| Screen to Body Ratio | ~ 89.97% | ~ 90% |
| Glass Type | Corning Gorilla Glass 3 | |
| Features | Brightness: 500 Nits (Typical) | 625 Nits (HBM), Pixel Arrangement: RGB, Relative Humidity: 5% to 95% (Non-Condensing), Dimming Mode: DC Dimming, Supports Eye Comfort, Supports Dark Mode | Brightness: 500 nits |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 6 GB | 4 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot) | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac, 2.4GHz/5GHz |
| Bluetooth | Yes, v5.3, Support SBC, AAC, APTX, APTX-HD, LDAC, LHDC | Yes, v5.3 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | No |
Extra
| GPS | Yes, with Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1),QZSS(L1) | Yes, with GPS, AGPS, Glonass, Beidou |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic , Light, Proximity, Acceleration, Flicker Sensor | Ambient Light Sensor, Proximity Sensor, Accelerometer |
| 3.5mm Headphone Jack | Yes | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| Dust Resistant | Yes | |
| Extra Features | SAR Limit: 1.6 W/kg, Head: 0.839 W/kg, Body: 0.773 W/kg, Speaker : Mono |
Camera
| Rear Camera | 50 MP (Wide Angle) 2 MP (Depth Sensor) | 8 MP ƒ/2 (Wide Angle) AI Lens |
| Auto Focus | Yes | Yes |
| Features | HDR Mode, Photo Mode, Video Mode, Portrait Mode, Film Filters, Timelapse, Timed Burst, Voice Shutter, Palm Shutter, Watermark, Google Lens | |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 8 MP (Wide Angle) Punch Hole, Screen Flash | 5 MP ƒ/2.2 |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v13 |
| Custom UI | Realme UI 6 | |
| Chipset | Mediatek Helio G36 | |
| CPU | Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x Cortex-A53@2.2 GHz & 4x Cortex-A53@1.7 GHz | |
| GPU | PowerVR GE8320 | |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | MP3, AMR, FLAC, APE |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | MP4, M4V. MKV, XVID |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5180 mAh | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W SUPERVOOC Charge | Yes, 10W Fast Charging |
| Reverse Charging | Yes |
Discuss
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