Samsung Galaxy A8 (2018) vs Xiaomi Redmi 17 4G
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Compared 2 smartphones : Samsung Galaxy A8 (2018) Manufactured in January, 2018, with display 5.6 with chipsetSamsung Exynos 7 Octa 7885, vs Xiaomi Redmi 17 4G, Manufactured in August, 2026 with chipsetMediaTek Helio G91 Ultra. Below are specs, tests, pros and cons for each device
Key Differences
Reasons to choose Samsung Galaxy A8 (2018)
- Higher pixel density: 441ppi
- Lighter design: 172g vs 232g
- Supports Dolby Atmos
Reasons to choose Xiaomi Redmi 17 4G
- Larger display: 6.9in
- Higher refresh rate: 120Hz
- Higher battery capacity: 7500mAh vs 3000mAh
- Newer Bluetooth version: 5.4 vs 5
- Infrared port
- Includes charger
Versions
| Memory Options | - 4/32 GB - 4/64 GB |
- 4/128 GB - 4/256 GB - 6/128 GB - 6/256 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 | Super AMOLED | IPS LCD |
| Size | 5.6 in | 6.9 in |
| Resolution | 1080x2220 pixels | 720x1600 pixels |
| Aspect ratio | 18.5:9 | 20:9 |
| Pixel density | 441 ppi | 254 ppi |
| Refresh rate | 60 Hz | 120 Hz |
| Adaptive refresh rate | No | Yes (60-120 Hz) |
| Max brightness | 390 nits | 825 nits |
| HDR support | No | No |
| Touch Sampling Rate | n/a | 240 Hz |
| Screen-to-body ratio | 75.5 % | 86.1 % |
| PWM (Flicker) | 242 Hz | n/a |
| Response time | 4.6 ms | n/a |
| Contrast | ∞ Infinite | n/a |
Design & Build
| Height | 149.2 mm (5.87 in) | 170.12 mm (6.7 in) |
| Width | 70.6 mm (2.78 in) | 78.42 mm (3.09 in) |
| Thickness | 8.4 mm (0.33 in) | 8.8 mm (0.35 in) |
| Weight | 172 g (6.07 oz) | 232 g (8.18 oz) |
| Water resistance | IP68 | IP64 |
| Back panel | Glass | Eco Leather |
| Frame | Metal | Plastic |
| Colors | - Black - Gold - Blue |
- Black - Blue - Green - Purple |
| Fingerprint sensor | Yes rear | Yes, In-Button |
Screen-to-body ratio
Performance
| Chipset | Samsung Exynos 7 Octa 7885 | MediaTek Helio G91 Ultra |
| Max Frequency | 2200 MHz | 2000 MHz |
| CPU Cores | 8 (2 + 6) | 8 (2 + 6) |
| Architecture | - 6/1.6 (Cortex-A53) - 2/2.2 (Cortex-A73) |
- 6/1.8 (Cortex-A55) - 2/2 (Cortex-A75) |
| Process | Samsung | TSMC |
| Transistor Size | 14 nm | 12 nm |
| Neural Processor | No | MediaTek APU |
| Graphics | Mali-G71 MP2 | n/a |
| GPU Cores | 32 | n/a |
| GPU Frequency | 770 MHz | n/a |
| FLOPS | 70.4 GFLOPS | n/a |
| Geekbench 6 (Single-Core) | n/a | 402 |
| Geekbench 6 (Multi-Core) | n/a | 1399 |
| CPU | 73673 | 137550 |
| GPU | 26657 | 38034 |
| Memory | 50080 | 86828 |
| UX | 52271 | 102738 |
| NanoReview Score | 202681 | 365150 |
Memory
| RAM Size | 4 GB | 4 GB |
| Memory Type | LPDDR4 | LPDDR4X |
| Memory Frequency | 1333 MHz | 2133 MHz |
| Channels | 2 | 2 |
| Storage Capacity | - 32 GB - 64 GB | 128 GB |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Memory Card | MicroSD | MicroSD |
Software
| OS | Android 7.1.1 (Upgradeable to Android 9) | Android 16 |
| UI Skin | One UI 2.0 | HyperOS 3 |
Battery
| Volume | 3000 mAh | 7500 mAh |
| Max Charging Power | 18 W | 45 W |
| Battery Type | Li-ion | Silicon Carbon (Si/C) |
| Removable | No | No |
| Wireless Charging | No | No |
| Reverse Charging | No | Yes |
| Fast Charging | Yes Samsung Adaptive Fast Charge (50% in 30 min) | Yes |
| Full Charge Time | 1:35 h | n/a |
| Web Browsing | 06:38 h | n/a |
| Video Playback | 11:19 h | n/a |
| Games | 04:20 h | n/a |
| Standby Mode | 80 h | n/a |
Main camera
| Matrix | 16 MP | 50 MP |
| Photo resolution | 4920x3264 pixels | 8192x6144 pixels |
| Zoom | Digital | Digital |
| Flash | LED | LED |
| Stabilization | Digital | Digital |
| 8K Recording | No | No |
| 4K Recording | No | No |
| 1080p Recording | Yes (Up to 30 fps) | Yes (Up to 30 fps) |
| Slow Motion | No | No |
| Lenses count | Standard: 16 MP | Standard: 50 MP |
| Features | - Bokeh effect - Pro mode |
| Matrix | 16 MP | 50 MP |
| Aperture | f/1.7 | f/1.8 |
| Focal length | 26 mm | n/a |
| Sensor | Samsung S5K2P6SX | n/a |
| Sensor size | 1/2.8 | 1/3.06 (0.33) |
| Pixel size | 1.12 μm | n/a |
| Autofocus | Phase autofocus | Phase autofocus |
| Stabilization | Digital | Digital |
Front camera
| Matrix | 16 MP | 8 MP |
| Photo resolution | 4608x3456 pixels | n/a |
| Aperture | f/1.9 | f/2.1 |
| Focal length | 27 mm | n/a |
| Sensor | Samsung S5K3P8SP | n/a |
| Sensor size | 1/3.1 | n/a |
| Pixel size | 1 μm | n/a |
| Autofocus | No | No |
| Stabilization | Digital | No |
| Video resolution | 1080p (Full HD) at 30 fps | 1080p (Full HD) at 30 fps |
| TOF 3D sensor | No | No |
Connectivity
| Wi-Fi version | Wi-Fi 5 (802.11 a/b/g/n/ac) | Wi-Fi 5 (802.11 a/b/g/n/ac) |
| Wi-Fi features | - Dual Band - Wi-Fi Direct - Wi-Fi Hotspot |
- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
| Bluetooth version | 5 | 5.4 |
| Bluetooth features | PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP | LE |
| USB type | USB Type-C | USB Type-C |
| USB version | 2 | 2 |
| USB features | - Charging - USB Storage Mode - OTG |
- Charging - USB Storage Mode - OTG |
| DisplayPort | n/a | No |
| GPS | - GPS - GLONASS - Beidou |
- GPS - GLONASS - Beidou - Galileo - QZSS |
| NFC* | Yes | Varies by region |
| Infrared Port | No | Yes |
| SIM Count* | 2 | 2 |
| SIM Type | Nano | Nano |
| SIM Mode | Dual SIM Standby | Dual SIM Standby |
| eSIM Support * | No | No |
| Hybrid Slot | No | Yes |
| 2G Bands | GSM 850, GSM 900, GSM 1800, GSM 1900 | GSM 2/3/5/8 |
| 3G Bands | HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100 | WCDMA B1/5/8 |
| LTE Bands* | LTE (B800/B850/B900/B1700/B1800/B1900/B2100/B2300/B2500) | LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41) |
| LTE category | 11 | n/a |
| 5G Support | No | No |
Sound
| Speakers | Mono | n/a |
| 3.5 mm Jack | Yes | Yes |
| FM Radio | Yes | Yes |
| Dolby Atmos | Yes | No |
Other
| Class | Mid-range | Mid-range |
| Announced | December, 2017 yr | August, 2026 yr |
| Release Date | January, 2018 yr | August, 2026 yr |
| Launch Price ($) | 480 | n/a |
| MSRP ($) | n/a | 219 |
| Sensors | - Barometer - Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
- Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
| Charger Included | n/a | Yes, 45 W |
*
Attention!
Config, frequencies, NFC, and other specs may vary by region.
Results
After analyzing the data, we consider Xiaomi Redmi 17 4G the clear winner in this comparison.
Survey
Total Votes: 0
