This is a side-by-side specs comparison of the Bluboo S8 and Redmi 15 5G smartphones.
The Bluboo S8 features a more compact 5.7-inch display, 3,450mAh battery and MediaTek MT6750T chipset.
Meanwhile, the Redmi 15 5G features a larger 6.9-inch display, 50MP main camera, 7,000mAh battery, 33W fast charging and IP64 dust & water resistance. It is slightly more expensive.
| Specs | Bluboo S8 | Redmi 15 5G |
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| Picture & Ratings |
★★★★★ 1/5 stars (1)
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★★★★★ 3.1/5 stars (107)
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| Design and Display | ||
| Display | 5.7-inch HD IPS LCD Display (720 x 1440 Pixels 282 ppi) with Corning Gorilla Glass 4, 18.5:9 Aspect Ratio | 6.9-inch FHD+ IPS LCD Display (1080 x 2340 Pixels, 374 ppi) with up to 144Hz Refresh Rate (supported apps only), 700nits typical brightness, 850nits HBM, and punch-hole |
| Size | 149.5 x 70.6 x 8.4 mm | 169.48 x 80.45 x 8.4 mm |
| Weight | 207 g | 217 g |
| Build | Plastic | Glass front, Plastic back |
| Durability | IP64 dust & splash resistance | |
| Colors | Black and Blue | Midnight Black, Titan Gray, Ripple Green |
| Our pick: |
✔
Redmi 15 5G The Redmi 15 5G has a larger and sharper display. It also has better build materials and is more durable, while the Bluboo S8 is lighter. |
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| Performance | ||
| Chipset | MediaTek MT6750T | Qualcomm Snapdragon 6s Gen 3 (6 nm) |
| CPU | Octa Core CPU 4x Cortex-A53 @ 1.5GHz & 4x Cortex-A53 @ 1.0GHz |
Octa Core CPU 2x Cortex-A78 @ 2.3GHz & 6x Cortex-A55 @ 2.0GHz |
| GPU | Mali-T860 | Adreno 619 |
| RAM | 3 GB | 4 GB |
| Storage | 32GB | 128GB |
| Expansion | 256GB via microSD | 2TB via microSD |
| OS | Android 7.0 Nougat | Android 15 with Xiaomi HyperOS 2 |
| Our pick: |
✔
Redmi 15 5G
The Redmi 15 5G has better performance and a higher RAM capacity. |
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| Cameras | ||
| Rear Camera | Dual Camera: 13 + 3 Megapixels Autofocus Dual LED Flash |
Dual Cameras: 50MP Main Camera (f/1.8 aperture, Autofocus) Auxiliary lens -LED Flash -Up to 1080p@30fps video recording |
| Front Camera |
8.0 Megapixels with Fixed Focus |
8 Megapixels (f/2.0 aperture) - Up to 1080p@30fps video recording |
| Our pick: |
✔
Redmi 15 5G
Redmi 15 5G has a slight camera advantage with stronger main camera hardware. The two are still closely matched overall, and actual image quality may depend more on camera processing and real-world performance. |
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| Connectivity | ||
| Networks | 4G LTE, 3G HSPA+, 2G EDGE & GPRS Networks | 5G, 4G LTE (with VoLTE), 3G HSPA+, 2G EDGE & GPRS Networks |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n/ac (dual band) |
| SIM | Dual SIM (Nano-SIM) | Dual SIM (Nano-SIM) |
| NFC | No | No |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.1 |
| Infrared | Yes | |
| Location | A-GPS | GPS, GLONASS, GALILEO, BeiDou |
| Our pick: |
✔
Redmi 15 5G
The Redmi 15 5G has better cellular connectivity. |
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| Audio and Features | ||
| USB OTG | Yes | Yes |
| USB | USB Type-C | USB Type-C |
| 3.5mm Audio Jack | No | No |
| Audio Enhancement | None | Dolby Atmos |
| FM Radio | No | No |
| Sensors |
Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Accelerometer |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass & Accelerometer |
| Our pick: |
✔
Redmi 15 5G
Based on the specs, it has Dolby Atmos, face recognition, and a compass. |
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| Battery and Charging | ||
| Battery | 3450 mAh Li-ion Battery (Non-removable) | 7000 mAh (Non-removable) |
| Charging | Fast Charging |
33W Fast Charging (charger sold separately) 18W reverse charging |
| Our pick: |
✔
Redmi 15 5G
The Redmi 15 5G has a larger battery capacity and faster charging. |
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| Price and Availability | ||
| Price | ₱7,499.00 - Official Price in the Philippines | ₱7,999.00 - Official Price in the Philippines |
| Release Date | January 2018 | September 30, 2025 |
| Buy Online |
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