Side-by-side technical data
Xiaomi Redmi A4 5G vs Xiaomi Redmi 15C 4G
Comparison between Xiaomi Redmi A4 5G and Xiaomi Redmi 15C 4G: camera, battery, fast charging, display, performance and colors, side by side. More phones from Xiaomi.
NeoTeo's verdict
Which of the two is the better buy
The Xiaomi Redmi A4 5G and Redmi 15C 4G are closely matched: the A4 suits buyers who prioritize 5G and UFS 2.2 storage, while the 15C is the better fit for more RAM, battery capacity, and faster charging. The A4 reaches 1,000 Mbps download speed versus 300 Mbps on the 15C.
The A4 uses a Snapdragon 4 Gen 2, while the 15C has a MediaTek Helio G81 Ultra; their storage also differs, UFS 2.2 versus eMMC 5.1. The Redmi 15C doubles the RAM, with 8 GB versus 4 GB, and supports up to 256 GB of storage versus 128 GB. Display brightness is a small difference: 660 nits versus 600 nits, both below typical levels in the market.
The 15C’s 6,000 mAh battery exceeds the A4’s 5,160 mAh, and its 33 W charging is faster than the A4’s 18 W. The 15C adds NFC and Bluetooth 5.4 versus Bluetooth 5.3; the A4 has 5G, while the 15C supports GSM, HSPA, and LTE. The 15C also runs Android 15 versus Android 14 and has Gorilla Glass 3; its front camera is 8 MP f/2 versus the A4’s 5 MP f/2.2.
Xiaomi Redmi A4 5G
The Redmi A4 5G is the better fit for buyers who prioritize 5G connectivity and UFS 2.2 storage over eMMC 5.1.
Xiaomi Redmi 15C 4G
The Redmi 15C 4G is the better buy for buyers who want more battery capacity: 6,000 mAh and 33 W charging versus 5,160 mAh and 18 W.
The verdict
Your pick: Xiaomi Redmi 15C 4G, ahead on Connectivity and Battery & charging. Unless Performance & hardware decides it for you.
| Category | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Design & display | 5.1 | 5.3 |
| Performance & hardware | 5.2 | 4.8 |
| Camera | 3.8 | 3.7 |
| Connectivity | 4.9 | 5.6 |
| Battery & charging | 5.6 | 6.3 |
Which one is for you?
Xiaomi Redmi A4 5G, if you care about…
- Storage Type
- UFS 2.2
- against eMMC 5.1
- Cellular Technologies
- 5G
- against GSM, HSPA, LTE
- Max. download speed
- 1,000 Mbps
- against 300 Mbps
Xiaomi Redmi 15C 4G, if you care about…
- Battery Capacity
- 6,000 mAh
- against 5,160 mAh
- RAM Capacity
- 8 GB
- against 4 GB
- Bluetooth Version
- Bluetooth 5.4
- against Bluetooth 5.3
- Maximum Storage Capacity
- 256 GB
- against 128 GB
Specification comparison
Performance
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 4 Gen 2 | MediaTek Helio G81 Ultra |
| Processor Process Size | 4 nm Best value | 12 nm |
| Graphics GPU | — | Mali-G52 MC2 |
| Storage Type | UFS 2.2 Best value | eMMC 5.1 |
| Maximum CPU Clock | 2 GHz | 2 GHz |
| Maximum Storage Capacity | 128 GB | 256 GB Best value |
| Geekbench 6 Single-Core | — | 420 |
| Geekbench 6 Multi-Core | — | 1,391 |
| CPU Description | — | Octa-core CPU with 2 Cortex-A75 cores at 2.0 GHz and 6 Cortex-A55 cores at 1.8 GHz |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 4 GB | 8 GB Best value |
| RAM Type | DDR4 | DDR4 |
| Expandable Storage | Yes | Yes |
Design
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Body Colors | Black | Blue, Mint Green, Grey, Orange |
| Body Thickness | 8.2 mm | 8 mm Best value |
| Body Width | 77.8 mm | 79.5 mm |
| Body Height | 171.9 mm | 171.6 mm |
| Weight | 212.4 g | 205 g Best value |
| Usable Surface | — | 84.3 % |
| Body Materials | Polycarbonate | Glass, Plastic, TPU |
| Resistance Features | Water Resistant | IP64 |
| Drop Resistance Class | — | A |
| Repairability Class | — | C |
Battery
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Battery Capacity | 5,160 mAh | 6,000 mAh Best value |
| Battery Type | Li-Po | — |
| Fast Charge Power | 18 W | 33 W Best value |
| Battery Features | Non-Removable, Rechargeable, Fast Charging, Battery Level Indicator, Charger Included | Fast Charging, Rechargeable, Battery Level Indicator |
| Battery Endurance | — | 77 h |
Display
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 600 nits | 660 nits Best value |
| Display Diagonal | 6.88″ | 6.9″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,640 px Best value | 1,600 px |
| Display Pixel Density | 260 ppi Best value | 254 ppi |
| Display Refresh Rate | 120 Hz | 120 Hz |
| Touch Sampling Rate | 240 Hz | 240 Hz |
| Display Features | Capacitive Touch | Gorilla Glass 3, Capacitive Touch |
Sensors
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Sensor Features | Accelerometer, Fingerprint Sensor | Fingerprint Sensor, Accelerometer, Compass |
Software
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Operating System | Android 14 | Android 15 |
| OS Family | Android | Android |
| OS Version | 14 | 15 Best value |
| OS Update Support | 2 years | — |
Connectivity
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | — | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE bands unspecified |
| Cellular Technologies | 5G Best value | GSM, HSPA, LTE |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band | Dual Band |
| Bluetooth Version | Bluetooth 5.3 | Bluetooth 5.4 Best value |
| Bluetooth Profiles | — | A2DP, LE |
| Navigation Systems | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo |
| Connectivity Features | 3.5 mm Audio Jack, USB Type-C, USB 2.0 | 3.5 mm Audio Jack, Virtual Proximity Sensing, NFC, FM Radio, USB Type-C, USB OTG, USB 2.0 |
| USB Version | USB 2.0 | USB 2.0 |
| SAR (EU) head | — | 0.85 W/kg |
| SAR (EU) body | — | 0.94 W/kg |
| Max. download speed | 1,000 Mbps Best value | 300 Mbps |
| Max. upload speed | — | 100 Mbps |
Audio
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Microphone Count | 1 | — |
| Audio Features | — | Stereo Speakers |
Technical
| Specification | Redmi A4 5G | Redmi 15C 4G |
|---|---|---|
| Model numbers | — | 25078RA3EA, 25078RA3EL, 25078RA3EY |
