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Samsung Galaxy S8  3.5/10 | Samsung Galaxy A7 (2018) 2.9/10 |
| OS | Android 7.0 (Nougat) | Android 7.1.1 (Nougat) |
| RAM | 4 GB -44.2 | 4 GB -44.2 |
| Internal | 64 GB -64.7 | 32 GB -82.3 |
| CPU | Octa-core (4x2.3 GHz & 4x1.7 GHz) - EMEA Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - US model | Octa-core 2.1 GHz Cortex-A53 |
| GPU | Mali-G71 MP20 - EMEA Adreno 540 - US model | |
| Chipset | Exynos 8895 Octa - EMEA Qualcomm MSM8998 Snapdragon 835 - US model |
| Type | Super AMOLED capacitive touchscreen, 16M colors | Super AMOLED capacitive touchscreen, 16M colors |
| Size | 5.8 inches (14.21 cm) -15.6 | 5.7 inches (13.965 cm) -17.1 |
| Resolution | 1440x2960 +82.6 | 1080x1920 -11.2 |
| Pixel density | 570 Pixels per inch +61 | 386 Pixels per inch +9 |
| Screen/body ratio | 83.6% -1 | |
| Multi-touch | Yes | Yes |
| Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 4 |
| Loudspeaker | Voice 68dB / Noise 69dB / Ring 70dB | |
| Quality | Noise -92.5dB / Crosstalk -92.8dB | |
| Alerts | MP3, WAV ringtones, Vibration | MP3, WAV ringtones, Vibration |
| Output | 3.5mm | 3.5mm |
32-bit/384kHz audio Active noise cancellation with dedicated mic | Active noise cancellation with dedicated mic | |
| Radio | No | FM radio |
| Type | Photo / Video | |
| Primary | 12 MP, f/1.7, 26mm, phase detection autofocus, OIS, LED flash -74.5 | 16 MP, autofocus, LED flash -65.9 |
| Video | [email protected], [email protected], HDR, dual-video rec. | [email protected] |
| Secondary | 8 MP, f/1.7, autofocus, [email protected], dual video call, Auto HDR -46.6 | 16 MP, 1440p +6.9 |
| Features | 1/2.5" sensor size, 1.4 µm pixel size, geo-tagging, simultaneous 4K video and 9MP image recording, touch focus, face/smile detection, Auto HDR, panorama | Geo-tagging, touch focus, face detection, panorama, HDR |
| Capacity | Non-removable Li-Ion 3000 mAh battery -42.3 | Non-removable Li-Ion 3600 mAh battery -30.7 |
| Height | 14.89 cm (6.08 inch) -12.1 | |
| Width | 6.81 cm (2.78 inch) -18.4 | |
| Thickness | 0.8 cm (0.33 inch) -8.4 | |
| Volume | 81.12072cm3 (4.95 inch3) -35.4 | |
| Weight | 155 g (5.47 oz) -30.9 | |
| Colors | Arctic Silver, Coral Blue, Maple Gold, Midnight Black, Orchid Gray | Various |
| IP68 certified Samsung Pay (Visa, MasterCard certified) dust/water proof over 1.5 meter and 30 minutes | IP68 certified Samsung Pay dust/water proof over 1.5 meter and 30 minutes |
| GPS | A-GPS, BDS, GALILEO, GLONASS | A-GPS, BDS, GLONASS |
| Expandable memory | microSD, up to 256 GB (dedicated slot) - single-SIM model microSD, up to 256 GB (uses SIM 2 slot) - dual-SIM model | microSD, up to 256 GB (dedicated slot) |
| USB | 3.1, Type-C 1.0 reversible connector | 2.0, Type-C 1.0 reversible connector |
| Sensors | Accelerometer, Barometer, Compass, Fingerprint (rear-mounted), Gyro, Heart Rate, Iris Scanner, Proximity, Spo2 | Accelerometer, Barometer, Compass, Fingerprint (front-mounted), Gyro, Proximity |
| SIM | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| GPRS | Yes | Yes |
| Edge | Yes | Yes |
| Speed | HSPA 42.2/5.76 Mbps LTE-A (4CA) Cat16 1024/150 Mbps | HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps |
| Bluetooth | 5.0, A2DP, LE, aptX | 4.2, A2DP, EDR, LE |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| NFC | Yes | Yes |
| Network | Samsung Galaxy S8 fsupported network frequencies | Samsung Galaxy A7 (2018) fsupported network frequencies |
| Messaging | Email, IM, MMS, Push Mail, SMS(threaded view) | Email, IM, MMS, Push Mail, SMS(threaded view) |
| Browser | HTML5 | HTML5 |
| Java | No | No |
| ANT+ support Document editor Fast battery charging (Quick Charge 2.0) MP3/WAV/eAAC+/FLAC player MP4/DivX/XviD/H.265 player Photo/video editor Qi/PMA wireless charging (market dependent) S-Voice natural language commands and dictation Samsung DeX (desktop experience support) | ANT+ support Document viewer Fast battery charging MP3/WAV/WMA/eAAC+/FLAC player MP4/WMV/H.265 player Photo/video editor |
| Vendor | Samsung | Samsung |
| Modal year | 2017 | 2017 |
| Announced | 2017 March | 2017 August |
| Released | 2017 April | 2017 August |
| Status | Available. Released 2017, April | Rumored |
| Rating |
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| Pros | 1440x2960 screen resolution. 570ppi pixel density. Corning Gorilla Glass 5. Compact dimensions (14.89x6.81x0.8cm). Thin, 0.8cm. Light weight, 155g. Fast battery charging. Quick charge. Dual SIM. Fingerprint sensor. Type-C USB. External memory expansion slot: microSD, up to 256 GB (dedicated slot) - single-SIM model microSD, up to 256 GB (uses SIM 2 slot) - dual-SIM model Water resistant. 5 colors. View details... | 386ppi pixel density. Corning Gorilla Glass 4. 16 MP front camera. Fast battery charging. Dual SIM. Fingerprint sensor. Type-C USB. External memory expansion slot: microSD, up to 256 GB (dedicated slot) Water resistant. View details... |
| Cons | 4 GB RAM. 64 GB internal memory. 5.8 inch Super AMOLED capacitive touchscreen, 16M colors. 83.6% screen/body ratio. 12 MP primary camera. 8 MP front camera. 3000 mAh battery. No radio. Non-removable battery. View details... | 4 GB RAM. 32 GB internal memory. 5.7 inch Super AMOLED capacitive touchscreen, 16M colors. 1080x1920 screen resolution. 16 MP primary camera. 3600 mAh battery. Non-removable battery. View details... |
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