Physical Address
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Dorchester Center, MA 02124
Feature Face-Off: Xiaomi Redmi 15C 4G vs Tecno Spark Slim
Xiaomi Redmi 15C 4G
VS
Tecno Spark Slim
Specifications
Xiaomi Redmi 15C 4G
VS
Tecno Spark Slim
Build Quality
| Device Height | 171.56 mm (6.75 inches) | 164.2 mm (6.46 inches) |
| Device Width | 79.47 mm (3.13 inches) | 75.9 mm (2.99 inches) |
| Device Thickness | 7.99 mm (0.31 inches) | 5.93 mm (0.23 inches) |
| Device Weight | 205 g (7.23 oz) | 156 g (5.5 oz) |
| Water Resistance | IP64 | IP64 |
| Back Panel Material | Eco-leather | |
| Frame Construction | Plastic | Plastic |
| Available Color Options | Black, Blue, Green, Orange | White, Black |
| Biometric Security | Yes, in-button | Yes, in-display |
| Display Coverage | 84.3% | 89.1% |
System on Chip
| Processing Chip | MediaTek Helio G81 Ultra | MediaTek Helio G200 |
| Maximum Clock Speed | 2000 MHz | 2200 MHz |
| Processor Core Count | 8 (2 + 6) | 8 (2 + 6) |
| CPU Architecture | - 6 cores at 1.7 GHz: Cortex-A55- 2 cores at 2 GHz: Cortex-A75 | - 6 cores at 2 GHz: Cortex-A55- 2 cores at 2.2 GHz: Cortex-A76 |
| Production Details | TSMC | TSMC |
| Chip Manufacturing Process | 12 nanometers | 6 nanometers |
| AI Processing Unit | Yes | Yes |
| Graphics Processor | Mali-G52 MP2 | Mali-G57 MP2 |
| Graphics Clock Speed | 820 MHz | 1100 MHz |
| GPU Shader Units | 48 | 64 |
| Computational Performance | ~78.7 GFLOPS | ~140.8 GFLOPS |
Random Access Memory
| Memory Capacity | 4 GB | 8 GB |
| Memory Clock Speed | 1800 MHz | 2133 MHz |
| Memory Technology | LPDDR4X | LPDDR4X |
| Memory Channels | 2 | 2 |
Storage Specifications
| Storage Capacity | 128 GB | 256 GB |
| Storage Technology | eMMC 5.1 | UFS 2.2 |
| Expandable Storage | MicroSD | No |
Operating System
| OS Version | Android 15 | Android 15 |
| Read-Only Memory | HyperOS 2.0 | HIOS 15 |
Primary Camera
| Camera Sensor Configuration | 50 megapixels | 50 megapixels |
| Zoom Capability | Digital | Digital |
| Camera Flash | LED | Dual LED |
| 8K Video Support | No | No |
| 4K Video Support | No | No |
| Full HD Video Support | Up to 30FPS | Up to 30FPS |
| Camera Lens Count | 1) Standard: 50 MP 2) Depth | 1) Standard: 50 MP |
| Camera Special Features | - Bokeh mode - Pro mode | - Bokeh mode - Pro mode |
Front Camera
| Front Camera Megapixels | 8 megapixels | 13 megapixels |
| Front Camera Aperture | f/2.0 | |
| Front Camera Sensor | Smartsens SC1320CS | CMOS |
| Front Camera Sensor Dimensions | 1/3.06" (≈ 0.33 inch) | |
| Front Camera Pixel Size | 1.12 micron | |
| Front Camera Autofocus | No | No |
| Front Camera Stabilization | No | Digital |
| Front Camera Video Resolution | 1080p (Full HD) at 30 FPS | 1080p (Full HD) at 30 FPS |
| 3D Depth Sensor | No | No |
Network Specifications
| SIM Card Count | 2 | 2 |
| SIM Card Type | Nano | Nano |
| Dual SIM Functionality | Standby | Standby |
| eSIM Capability | No | No |
| Hybrid SIM Slot | No | No |
| 2G Network Support | GSM 2/3/5/8 | |
| 3G Network Support | WCDMA B1/5/8 | |
| 4G Network Support | LTE B1/3/5/7/8/20/28/B38/40/41 | |
| 5G Network Compatibility | No | No |
Audio Specifications
| Sound Output | Mono | Stereo |
| 3.5mm Audio Jack | Yes | No |
| FM Radio | Yes | Yes |
| Advanced Audio Processing | No | Yes |
Additional Features
| Product Category | Budget | Mid-range |
| Announcement Date | August 2025 | September 2025 |
| Initial Pricing | $179 | $190 |
| Sensor List | - Accelerometer - Ambient light sensor - Compass - Fingerprint | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
Final Rating
| Display Rating | 71 | 87 |
| Camera Rating | 60* | 55* |
| Gaming Performance Rating | 15 | 18 |
| Battery Rating | 90* | 84* |
| Connectivity Rating | 69 | 69 |
| Overall Review Score | 57* | 61* |
Phone Price Comparison
Xiaomi Redmi 15C 4G
$179.00 USD
EUR
150.66
INR
16,242.10
NGN
241,649.52
JPY
27,444.51
MYR
701.02
CNY
1,238.38
ZAR
2,842.27
RUB
13,819.61
GBP
131.21
CHF
137.88
Tecno Spark Slim
$190.00 USD
EUR
159.92
INR
17,240.22
NGN
256,499.49
JPY
29,131.05
MYR
744.10
CNY
1,314.48
ZAR
3,016.93
RUB
14,668.86
GBP
139.27
CHF
146.36
