Samsung Galaxy S23 Ultra vs Samsung Galaxy M21
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out 100
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45
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Compared 2 smartphones : Samsung Galaxy S23 Ultra Manufactured in February, 2023, with display 6.8 with chipsetSnapdragon 8 Gen 2 Mobile Platform for Galaxy, vs Samsung Galaxy M21, Manufactured in March, 2020with chipsetSamsung Exynos 7 Octa 9611. Below are specs, tests, pros and cons for each device
Key Differences
Reasons to choose Samsung Galaxy S23 Ultra
- Larger display: 6.8in
- Higher pixel density: 500ppi
- Higher refresh rate: 120Hz
- Newer Bluetooth version: 5.3 vs 5
- Supports newer USB: 3.2 vs 2
- Supports DisplayPort
- Built-in eSIM
Reasons to choose Samsung Galaxy M21
- Lighter design: 188g vs 233g
- Higher battery capacity: 6000mAh vs 5000mAh
Versions
| Memory Options | - 8/256 GB - 12/256 GB - 12/512 GB - 12/1024 GB |
- 4/64 GB - 6/128 GB |
Review
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
Adjust each parameter’s importance to find the best match for you.
Tests & specs
Specs & test comparisonDisplay
| Type | Dynamic AMOLED | Super AMOLED |
| Size | 6.8 in | 6.4 in |
| Resolution | 1440x3088 pixels | 1080x2340 pixels |
| Aspect ratio | 19.3:9 | 19.5:9 |
| Pixel density | 500 ppi | 403 ppi |
| Refresh rate | 120 Hz | 60 Hz |
| Adaptive refresh rate | Yes (1-120 Hz) | No |
| Max brightness | 850 nits | 630 nits |
| HDR support | Yes HDR10+ | No |
| Touch Sampling Rate | 240 Hz | n/a |
| Screen-to-body ratio | 89.5 % | 84.2 % |
| Features | - DCI-P3 - Always-On Display |
Always-On Display |
| sRGB gamut | 96.9 % | 141.3 % |
| PWM (Flicker) | 240 Hz | 215 Hz |
| Response time | 2 ms | 9 ms |
| Contrast | ∞ Infinite | ∞ Infinite |
Design & Build
| Height | 163.4 mm (6.43 in) | 159 mm (6.26 in) |
| Width | 78.1 mm (3.07 in) | 75.1 mm (2.96 in) |
| Thickness | 8.9 mm (0.35 in) | 8.9 mm (0.35 in) |
| Weight | 233 g (8.22 oz) | 188 g (6.63 oz) |
| Water resistance | IP68 | No |
| Cooling system | Vapor chamber | n/a |
| Back panel | Glass | Plastic |
| Frame | Metal | Plastic |
| Colors | - White - Black - Gray - Blue - Green - Red - Purple |
- Black - Blue - Green |
| Fingerprint sensor | Yes In-Display | Yes rear |
Screen-to-body ratio
Performance
| Chipset | Snapdragon 8 Gen 2 Mobile Platform for Galaxy | Samsung Exynos 7 Octa 9611 |
| Max Frequency | 3360 MHz | 2300 MHz |
| CPU Cores | 8 (1 + 2 + 2 + 3) | 8 (4 + 4) |
| Architecture | - 3/2 (Cortex-A510) - 2/2.8 (Cortex-A710) - 2/2.8 (Cortex-A715) - 1/3.2 (Cortex-X3) |
- 4/1.7 (Cortex-A53) - 4/2.3 (Cortex-A73) |
| Process | TSMC | Samsung |
| Transistor Size | 4 nm | 10 nm |
| Neural Processor | Hexagon | Yes |
| Graphics | Adreno 740 | Mali-G72 MP3 |
| GPU Cores | 1536 | 54 |
| GPU Frequency | 719 MHz | 850 MHz |
| FLOPS | 2089 GFLOPS | 113.8 GFLOPS |
| Geekbench 6 (Single-Core) | 1976 | 514 |
| Geekbench 6 (Multi-Core) | 5221 | 1558 |
| CPU | 371084 | 76468 |
| GPU | 600732 | 45756 |
| Memory | 299004 | 70269 |
| UX | 270462 | 73962 |
| NanoReview Score | 1541246 | 266455 |
| Max Surface Temp. | 34.8 °C | 44.1 °C |
| Stability | 64 % | 73 % |
| Graphics Test | 72 fps | 4 fps |
| Graphics Score | 12160 | 816 |
| Writing score | 19799 | n/a |
| Web score | 16101 | n/a |
| Video editing | 7815 | n/a |
| Data manipulation | 13142 | n/a |
| NanoReview Score | 16130 | n/a |
Memory
| RAM Size | - 8 GB - 12 GB |
- 4 GB - 6 GB |
| Memory Type | LPDDR5X | LPDDR4X |
| Memory Frequency | 4200 MHz | 1866 MHz |
| Channels | 4 | 2 |
| Storage Capacity | - 256 GB - 512 GB - 1024 GB | - 64 GB - 128 GB |
| Storage Type | UFS 4.0 | UFS 2.1 |
| Memory Card | No | MicroSD |
Software
| OS | Android 13 (Upgradeable to Android 14) | Android 10.0 (Upgradeable to Android 12.0) |
| OS Size | 39.9 GB | 14.5 GB |
| UI Skin | One UI 6.1 | One Ui 4.1 |
Battery
| Volume | 5000 mAh | 6000 mAh |
| Max Charging Power | 45 W | 15 W |
| Battery Type | Li-ion | Li-ion |
| Removable | No | No |
| Wireless Charging | Yes (15 W) | No |
| Reverse Charging | Yes (Wireless) | No |
| Fast Charging | Yes (68% in 30 min) | Yes Samsung Adaptive Fast Charge (25% in 30 min) |
| Full Charge Time | 0:59 h | 2:35 h |
| Web Browsing | 09:57 h | 10:07 h |
| Video Playback | 15:38 h | 13:59 h |
| Games | 06:22 h | 05:35 h |
| Standby Mode | 130 h | 115 h |
Main camera
| Matrix | 200 MP | 48 MP |
| Photo resolution | 16320x12240 pixels | 8000x6000 pixels |
| Zoom | Optical, 10x | Digital |
| Flash | LED | LED |
| Stabilization | Optical | Digital |
| 8K Recording | Yes (Up to 30 fps) | No |
| 4K Recording | Yes (Up to 60 fps) | Yes (Up to 30 fps) |
| 1080p Recording | Yes (Up to 120 fps) | Yes (Up to 30 fps) |
| Slow Motion | 960 fps (1080p) | 240 fps (720p) |
| Wide-angle lens | 120 ° | 123 ° |
| Lenses count | Standard: 200 MP Telephoto: 10 MP Telephoto: 10 MP Ultra-wide: 12 MP |
Standard: 48 MP Ultra-wide: 8 MP Depth: 5 MP |
| Features | - Bokeh effect - Pro mode - RAW support |
- Bokeh effect - Pro mode |
| Matrix | 200 MP | 48 MP |
| Aperture | f/1.7 | f/2.0 |
| Focal length | 23 mm | 26 mm |
| Sensor | Samsung ISOCELL HP2 | Samsung S5KGM2 |
| Sensor size | 1/1.3 | 1/2.0 |
| Pixel size | 0.64 μm | 0.8 μm |
| Autofocus | Laser autofocus | Phase autofocus |
| Stabilization | Optical | Digital |
| Matrix | 10 MP | n/a |
| Aperture | f/4.9 | n/a |
| Focal length | 230 mm | n/a |
| Sensor | Sony IMX754 | n/a |
| Sensor size | 1/3.52 | n/a |
| Pixel size | 1.12 μm | n/a |
| Stabilization | Optical | n/a |
| Matrix | 12 MP | 8 MP |
| Aperture | f/2.2 | f/2.2 |
| Focal length | 13 mm | 12 mm |
| Sensor | Sony IMX564 | n/a |
| Sensor size | 1/2.55 | 1/4.0 |
| Pixel size | 1.4 μm | 1.12 μm |
| Stabilization | Digital | Digital |
| Bokeh | 70 | n/a |
| Preview | 73 | n/a |
| Zoom | 141 | n/a |
Front camera
| Matrix | 12 MP | 20 MP |
| Photo resolution | 4000x3000 pixels | 5184x3888 pixels |
| Aperture | f/2.2 | f/2.0 |
| Focal length | 26 mm | 26 mm |
| Sensor | Samsung S5K3LU | CMOS |
| Sensor size | 1/3.24 | n/a |
| Pixel size | 1.12 μm | n/a |
| Autofocus | Phase autofocus | No |
| Stabilization | Digital | Digital |
| Video resolution | 2160p (4K) at 60 fps | 1080p (Full HD) at 30 fps |
| TOF 3D sensor | No | No |
Connectivity
| Wi-Fi version | Wi-Fi 6E (802.11 a/b/g/n/ac/ax) | Wi-Fi 5 (802.11 a/b/g/n/ac) |
| Wi-Fi features | - Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot |
| Bluetooth version | 5.3 | 5 |
| Bluetooth features | LE | PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP |
| USB type | USB Type-C | USB Type-C |
| USB version | 3.2 | 2 |
| USB features | - Charging - USB Storage Mode - OTG |
- Charging - USB Storage Mode - OTG |
| DisplayPort | Yes DP 1.2 | n/a |
| GPS | - GPS - GLONASS - Beidou - Galileo - QZSS |
- GPS - GLONASS - Beidou - Galileo |
| NFC* | Yes | Yes |
| Infrared Port | No | No |
| SIM Count* | 1 | 2 |
| SIM Type | Nano | Nano |
| SIM Mode | Dual SIM Standby | Dual SIM Standby |
| eSIM Support * | Yes | No |
| Hybrid Slot | No | No |
| 2G Bands | n/a | GSM850, GSM900, DCS1800, PCS1900 |
| 3G Bands | n/a | B1 (2100), B2 (1900), B5(850), B8 (900) |
| LTE Bands* | n/a | LTE (B1/B3/B5/B7/B8/B20/B38/B40/B41) |
| LTE category | 20 | 12 |
| 5G Support | Yes | No |
Sound
| Speakers | Stereo | Mono |
| 3.5 mm Jack | No | Yes |
| FM Radio | No | Yes |
| Dolby Atmos | Yes | Yes |
Other
| Class | Flagship | Mid-range |
| Announced | February, 2023 yr | March, 2020 yr |
| Release Date | February, 2023 yr | March, 2020 yr |
| Launch Price ($) | 1199 | 210 |
| Sensors | - Hall Sensor - Barometer - Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
- Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
| Charger Included | No | n/a |
*
Attention!
Config, frequencies, NFC, and other specs may vary by region.
Results
After analyzing the data, we consider Samsung Galaxy S23 Ultra the clear winner in this comparison.
Survey
Total Votes: 0
