Compare phones
| Global Score | |
| 79.2 | 84.1 |
| Basic Information | |
| Motorola | Samsung |
| Android 15 | Android 11, 10 |
| 2025-04-24 | 2020-03-23 |
| -- | 6.26 x 2.96 x 0.35 inches |
| 7.02 ounces | 6.63 ounces |
| -- | Midnight blue and Raven black |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 7 inches | 6.4 inches |
| -- | 2340 x 1080 pixels |
| LTPO | Super AMOLED |
| -- | 403 pixels per inch |
| 4500 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 5.5 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 8 Elite SM8750-AB (3 nm) chipset | Exynos 9611 chipset |
| processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 16 GB RAM | 4 GB RAM |
| Adreno 830 GPU | Mali-G72 MP3 GPU |
| 6.3 | 9.27 |
| Storage | |
| 512 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 17.6 | 11.74 |
| Camera | |
| 50.00 MP + 50.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 3840 x 2160 (60 fps) (4K) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.99 | 11.55 |
| Networks | |
| -- | Wi-Fi |
| -- | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7.6 | 6.7 |
| Battery Life | |
| 4700mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.56 | 7.52 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M21 is a bit better than Motorola Razr Ultra (2025), getting an 84.1 score against 79.2. Both devices in this comparison come with Android OS, but Galaxy M21 has the older 11 version and Motorola Razr Ultra (2025) has Android 15 version. The Galaxy M21 has an incredibly better looking screen than Motorola Razr Ultra (2025), although it has a little smaller screen and much less brightness.
The Samsung Galaxy M21 counts with a much powerful CPU than Motorola Razr Ultra (2025), although it has a lower amount of RAM memory, they both have 8 cpu cores. The Motorola Razr Ultra (2025) has a bit better camera than Galaxy M21, because it has a much higher video resolution, a back-facing camera with a higher resolution and a larger camera aperture for better low-light images and video.
Motorola Razr Ultra (2025) has a superior memory to store more apps and games than Galaxy M21, because although it has no external memory slot, it also counts with 512 GB internal storage. The Galaxy M21 has better battery lifetime than Motorola Razr Ultra (2025), because it has 6000mAh of battery capacity instead of 4700mAh.
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