Samsung Galaxy M40 vs Galaxy A30s
Here we compared two mid-range smartphones: the 6.3-inch Samsung Galaxy M40 (with Qualcomm Snapdragon 675) that was released on June 11, 2019, against the Samsung Galaxy A30s, which is powered by Exynos 7 Octa 7904 and came out 2 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.
Key differences
Reasons to consider the Samsung Galaxy M40
- 88% better performance in AnTuTu Benchmark (232K versus 123K)
- 53% higher pixel density (409 vs 268 PPI)
- Ability to record video in 4K resolution
- Slow-motion recording at 240FPS
- More energy-efficient CPU – Snapdragon 675
- 87% faster in single-core GeekBench 5 test: 494 and 264 points
Reasons to consider the Samsung Galaxy A30s
- Comes with 500 mAh larger battery capacity: 4000 vs 3500 mAh
- Super AMOLED display (versus competitor's PLS TFT)
- Supports Dolby Atmos sound technology
- Includes a 3.5 mm headphone audio jack port
Review
Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation
Value for money
You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Tests and specifications
Comparison table of technical specifications and testsDisplay
| Type | PLS TFT | Super AMOLED |
| Size | 6.3 inches | 6.4 inches |
| Resolution | 1080 x 2340 pixels | 720 x 1560 pixels |
| Aspect ratio | 19.5:9 | 19.5:9 |
| PPI | 409 ppi | 268 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| HDR support | No | No |
| Screen protection | Tempered glass | Tempered glass |
| Screen-to-body ratio | 84.9% | 85.2% |
| RGB color space | - | 98% |
| PWM | - | 240 Hz |
| Response time | - | 4 ms |
| Contrast | - | ∞ Infinity |
Max. Brightness
Design and build
| Height | 155.3 mm (6.11 inches) | 158.5 mm (6.24 inches) |
| Width | 73.9 mm (2.91 inches) | 74.7 mm (2.94 inches) |
| Thickness | 7.9 mm (0.31 inches) | 7.8 mm (0.31 inches) |
| Weight | 168 gramm (5.93 oz) | 169 gramm (5.96 oz) |
| Waterproof | No | No |
| Rear material | Plastic | Plastic |
| Frame material | Plastic | Plastic |
| Colors | Blue, Orange | White, Black, Purple |
| Fingerprint scanner | Yes, rear | Yes, in-display |
Screen-to-body ratio
Performance
| Chipset | Qualcomm Snapdragon 675 | Samsung Exynos 7 Octa 7904 |
| Max. clock | 2000 MHz | 1770 MHz |
| CPU cores | 8 (2 + 6) | 8 (2 + 6) |
| Architecture | - 6 cores at 1.7 GHz: Kryo 460 Silver (Cortex-A55) - 2 cores at 2 GHz: Kryo 460 Gold (Cortex-A76) |
- 6 cores at 1.6 GHz: Cortex-A53 - 2 cores at 1.8 GHz: Cortex-A73 |
| Lithography process | 11 nanometers | 14 nanometers |
| Graphics | Adreno 612 | Mali-G71 MP2 |
| GPU clock | 700-750 MHz | 770 MHz |
| FLOPS | ~328.2 GFLOPS | ~65 GFLOPS |
| RAM size | 4 GB | 3, 4 GB |
| Memory type | LPDDR4X | LPDDR4X |
| Memory clock | 1866 MHz | 1933 MHz |
| Channels | 2 | 2 |
| Storage size | 64 GB | 32, 64 GB |
| Storage type | eMMC 5.1 | eMMC 5.1 |
| Memory card | MicroSD | MicroSD |
| Memory card max. size | Up to 512 GB | Up to 512 GB |
Benchmarks
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
AnTuTu Benchmark 8
Software
| Operating system | Android 9.0 (Can be upgraded to Android 10) | Android 9.0 (Can be upgraded to Android 10) |
| ROM | One UI 2.0 | One UI 2.0 |
| OS size | - | 10.9 GB |
Battery
| Capacity | 3500 mAh | 4000 mAh |
| Charge power | 15 W | 15 W |
| Battery type | Li-Po | Li-Ion |
| Replaceable | No | No |
| Wireless charging | No | No |
| Reverse charging | No | No |
| Fast charging | Yes, Samsung Adaptive Fast Charge (50% in 30 min) | Yes, Samsung Adaptive Fast Charge (40% in 30 min) |
| Full charging time | 1:30 hr | 1:45 hr |
Camera
| Matrix | 32 megapixels | 25 megapixels |
| Image resolution | 6500 x 4920 | 5288 x 3968 |
| Zoom | Digital | Digital |
| Flash | LED | LED |
| Stabilization | Digital | Digital |
| 8K video recording | No | No |
| 4K video recording | Up to 30FPS | No |
| 1080p video recording | Up to 240FPS | Up to 30FPS |
| Slow motion | 240 FPS (1080p) | 120 FPS (720p) |
| Angle of widest lens | 123° | 123° |
| Lenses | 3 (32 MP + 8 MP + 5 MP) | 3 (25 MP + 8 MP + 5 MP) |
| Wide (main) lens | - 32 MP - Aperture: f/1.7 - Pixel size: 0.8 micron - Phase autofocus |
- 25 MP - Aperture: f/1.7 - Focal length: 27 mm - Pixel size: 0.9 micron - Sensor: 1/2.8", Samsung S5K2X5 (ISOCELL CMOS) - Phase autofocus |
| Ultra-wide lens | - 8 MP - Aperture: f/2.2 - Focal length: 12 mm - Pixel size: 1.12 micron - Phase autofocus |
- 8 MP - Aperture: f/2.2 - Focal length: 13 mm - Pixel size: 1.12 micron - Sensor: 1/4" (CMOS) |
| Depth lens | - 5 MP - Aperture: f/2.2 |
- 5 MP - Aperture: f/2.2 - Pixel size: 1.12 micron - Sensor: 1/5.0" (CMOS) |
| Camera features | - Bokeh mode - Pro mode |
- Bokeh mode - Pro mode |
| Megapixels | 16 megapixels | 16 megapixels |
| Image resolution | 4608 x 3456 | 4608 x 3456 |
| Aperture | f/2.0 | f/2.0 |
| Focal length | - | 26 mm |
| Pixel size | - | 1 microns |
| Sensor type | BSI CMOS | ISOCELL CMOS |
| Sensor size | - | 1/3.1" |
| Video resolution | 1080p (Full HD) при 30 FPS | 1080p (Full HD) при 30 FPS |
Connectivity
| Wi-Fi standard | Wi-Fi 5 (802.11 a/b/g/n/ac) | Wi-Fi 5 (802.11 b/g/n/ac) |
| Wi-Fi features | - Dual Band - Wi-Fi Direct - Wi-Fi Hotspot |
- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot |
| Bluetooth version | 5 | 5 |
| Bluetooth features | PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP | PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP |
| USB type | USB Type-C | USB Type-C |
| USB version | 2 | 2 |
| USB features | - Charging - USB-Storage mode - OTG |
- Charging - USB-Storage mode - OTG |
| GPS | GPS, GLONASS, Beidou, Galileo | GPS, GLONASS, Beidou |
| NFC* | Yes | Yes |
| Infrared port | No | No |
| Number of SIM* | 2 | 2 |
| Type of SIM card | Nano | Nano |
| Multi SIM mode | Standby | Standby |
| eSIM support* | No | No |
| Hybrid slot | Yes | No |
| LTE Cat* | 6 | 10 |
| 5G support | No | - |
Sound
| Speakers | Mono | Mono |
| Headphone audio jack | No | Yes |
| FM radio | Yes | Yes |
| Dolby Atmos | No | Yes |
Speakers test
Max. loudness
Other
| Category | Mid-range | Mid-range |
| Announced | June 2019 | August 2019 |
| Release date | June 2019 | September 2019 |
| Launch price | ~ 237 USD | ~ 200 USD |
| SAR (head) | 0.27 W/kg | 1.05 W/kg |
| SAR (body) | 1.17 W/kg | 1.54 W/kg |
| Sensors | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
- Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
Conclusion
If the display, performance, and camera are more important to you, then choose the Samsung Galaxy M40. But if the sound is more of a priority – go for the Samsung Galaxy A30s.
Cast your vote
Total votes: 1