Side-by-side technical data
Xiaomi Redmi 15C 4G vs Xiaomi Redmi A4
Comparison between Xiaomi Redmi 15C 4G and Xiaomi Redmi A4: 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 15C 4G
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 A4
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 Performance & hardware and Battery & charging. Unless Connectivity decides it for you.
| Category | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Design & display | 5.3 | 5.2 |
| Performance & hardware | 4.8 | 4.3 |
| Camera | 3.7 | 3.8 |
| Connectivity | 5.6 | 6.2 |
| Battery & charging | 6.3 | 5.6 |
Which one is for you?
Xiaomi Redmi 15C 4G, if you care about…
- Battery Capacity
- 6,000 mAh
- against 5,160 mAh
- RAM Capacity
- 8 GB
- against 6 GB
- Bluetooth Version
- Bluetooth 5.4
- against Bluetooth 5.3
- Maximum Storage Capacity
- 256 GB
- against 128 GB
Xiaomi Redmi A4, if you care about…
- Storage Type
- UFS 2.2
- against eMMC 5.1
- Cellular Technologies
- GSM, HSPA, LTE, 5G
- against GSM, HSPA, LTE
Specification comparison
Performance
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Processor Model | MediaTek Helio G81 Ultra | Qualcomm Snapdragon 4s Gen 2 |
| Processor Process Size | 12 nm | 4 nm Best value |
| Graphics GPU | Mali-G52 MC2 | Qualcomm Adreno 613 |
| Storage Type | eMMC 5.1 | UFS 2.2 Best value |
| Maximum CPU Clock | 2 GHz | 2 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | — | 383,772 |
| 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 | Octa-core CPU with 2 Cortex-A78 cores and 6 Cortex-A55 cores. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB Best value | 6 GB |
| RAM Type | DDR4 | LPDDR4X |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | v10 |
Design
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Body Colors | Blue, Mint Green, Grey, Orange | Black, Purple |
| Body Thickness | 8 mm Best value | 8.2 mm |
| Body Width | 79.5 mm | 77.8 mm |
| Body Height | 171.6 mm | 171.9 mm |
| Weight | 205 g Best value | 212.4 g |
| Usable Surface | 84.3 % Best value | 84 % |
| Body Materials | Glass, Plastic, TPU | Glass, Plastic, Polycarbonate |
| Resistance Features | IP64 Best value | IP52 |
| Drop Resistance Class | A | — |
| Repairability Class | C | — |
Battery
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Battery Capacity | 6,000 mAh Best value | 5,160 mAh |
| Battery Type | — | Li-Polymer |
| Fast Charge Power | 33 W Best value | 18 W |
| Battery Features | Fast Charging, Rechargeable, Battery Level Indicator | Fast Charging, Non-Removable |
| Battery Endurance | 77 h | — |
Display
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 21:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 660 nits Best value | 600 nits |
| Display Diagonal | 6.9″ Best value | 6.88″ |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,600 px | 1,640 px Best value |
| Display Pixel Density | 254 ppi | 260 ppi Best value |
| Display Refresh Rate | 120 Hz | 120 Hz |
| Touch Sampling Rate | 240 Hz | 240 Hz |
| Display Features | Gorilla Glass 3, Capacitive Touch | Water Drop Notch, 120Hz, Capacitive Touch, Scratch Resistant, Curved Glass, Frameless, DCI-P3, TÜV Rheinland Flicker-Free Certified, TÜV Rheinland Low Blue Light, TÜV Rheinland Eye Comfort Certification |
Sensors
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Compass | Fingerprint Sensor, Accelerometer, Virtual Proximity Sensing |
Software
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Operating System | Android 15 | Android 14 |
| OS Family | Android | Android |
| OS Version | 15 Best value | 14 |
| Google Services | — | Yes |
Connectivity
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM, Dual SIM Dual Standby |
| 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 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n8, 5G NR n28a, 5G NR n28b, 5G NR n40, 5G NR n78 |
| Cellular Technologies | GSM, HSPA, LTE | GSM, HSPA, LTE, 5G Best value |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | Wi-Fi 802.11a/b/g/n/ac |
| Wi-Fi Features | Dual Band | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 5.4 Best value | Bluetooth 5.3 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo Best value |
| Connectivity Features | 3.5 mm Audio Jack, Virtual Proximity Sensing, NFC, FM Radio, USB Type-C, USB OTG, USB 2.0 | 3.5 mm Audio Jack, USB Type-C, USB Charging, USB Mass Storage, USB Host 2.0, USB OTG, Computer Sync, OTA Sync, Tethering, VoLTE, Infrared |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | — | 0.81 W/kg |
| SAR American Body | — | 0.71 W/kg |
| SAR (EU) head | 0.85 W/kg | — |
| SAR (EU) body | 0.94 W/kg | — |
| Max. download speed | 300 Mbps | — |
| Max. upload speed | 100 Mbps | — |
Audio
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Audio Features | Stereo Speakers Best value | Loudspeaker, A2DP, LE |
Technical
| Specification | Redmi 15C 4G | Redmi A4 |
|---|---|---|
| Model numbers | 25078RA3EA, 25078RA3EL, 25078RA3EY | 24116RNC1I |
