This is a side-by-side smartphone specs comparison of the Samsung Galaxy A21s and Redmi Note 15.
The Samsung Galaxy A21s has a 6.5-inch display, Samsung Exynos 850 processor, quad cameras, 4G LTE connectivity, and 5000mAh battery.
Meanwhile, the Redmi Note 15 has a 6.77-inch display, MediaTek Helio G100-Ultra (6 nm) processor, dual cameras, 4G LTE connectivity, and 6000mAh battery.
| Specs | Samsung Galaxy A21s | Redmi Note 15 |
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| Picture |
★★★★★ 3.3/5 stars (246 ratings)
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★★★★★ 3/5 stars (2 ratings)
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| Screen | Display | 6.77-inch FHD+ AMOLED Display (1080 x 2392 Pixels, 260 ppi) with Scratch Resistant Glass, 120Hz Refresh Rate, 3840Hz PWM, 800nits typ. brightness, 3200nits peak and punch-hole |
| OS | Android 10 with One UI 2.0 | Android 15 with Xiaomi HyperOS 2 |
| Chipset | Samsung Exynos 850 | MediaTek Helio G100-Ultra (6 nm) |
| CPU | Octa Core CPU 4x Cortex-A55 @ 2.0GHz & 4x Cortex-A55 @ 2.0GHz |
Octa Core CPU 2x Cortex-A76 @ 2.2GHz & 6x Cortex-A55 @ 2.0GHz |
| GPU | Mali-G52 | Mali-G57 MP2 |
| RAM | 3GB, 4GB or 6GB of RAM | 8 GB |
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| Rear Camera | Quad Cameras: 48MP Main Camera (f/2.0 Aperture, PDAF) 8MP Ultra-wide (f/2.2 Aperture, 123° FoV) 2MP Macro (f/2.4 Aperture) 2MP Depth Sensor -LED Flash -1080p Video Recording |
Dual Cameras: 108MP Main Camera (f/1.7 Aperture, Autofocus) 2MP Depth Camera (f/2.4) -LED Flash -Up to 1080p@60fps video recording |
| Front Camera |
13 Megapixels (f/2.2 Aperture) |
20 Megapixels (f/2.2 Aperture) - Up to 1080p@30fps video recording |
| Storage | 32GB or 64GB | 128GB (UFS 2.2) |
| Expansion | 512GB via microSD | 2TB via microSD |
| SIM | Dual SIM (Nano-SIM) | Dual SIM (Nano-SIM) |
| Networks | 4G LTE, 3G HSPA+, 2G EDGE & GPRS Networks | 4G LTE, 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) |
| NFC | No | No |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 |
| Infrared | Yes | |
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| Position | A-GPS, GLONASS & BeiDou | GPS, GLONASS, GALILEO, BeiDou |
| USB OTG | Yes | Yes |
| USB | USB Type-C | USB Type-C |
| 3.5mm Audio Jack | Yes | No |
| Audio Enhancement | Dolby Atmos | Hi-Res Audio, Dolby ATMOS, Dual Speakers, Up to 300% speaker volume |
| FM Radio | No | No |
| Sensors |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass, Gyroscope & Accelerometer |
Face Recognition & Fingerprint Sensor Proximity Sensor & Ambient Light Sensor Compass, Gyroscope & Accelerometer |
| Battery | 5000 mAh Li-Po Battery (Non-removable) 15W Fast Charging |
6000 mAh (Non-removable) 33W Fast charging 18W Reverse charging |
| Material | Glossy Plastic | Glass front, Plastic back (IP64 dust & splash resistance) |
| Size | 75.3 x 163.7 x 8.9 mm | 164.03 x 75.42 x 7.94 mm |
| Weight | 192 g | 183.7 g |
| Colors | Black, White, Red and Blue | Black, Glacier Blue, Purple |
| Release Date | June 25, 2020 | January 15, 2026 |
| Price | ₱11,990.00 - Official Price in the Philippines | ₱10,999.00 - Official Price in the Philippines |
| Buy Online |
Samsung Galaxy A21s on Lazada Samsung Galaxy A21s on Shopee |
Redmi Note 15 on Lazada Redmi Note 15 on Shopee |