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Samsung Galaxy S8  3.5/10 | Lenovo K8 Note 2.6/10 |
| OS | Android 7.0 (Nougat) | Android 7.1.1 (Nougat) |
| RAM | 4 GB -44.2 | 3/4 GB -44.2 |
| Internal | 64 GB -64.7 | 32/64 GB -64.7 |
| Modals | 32 GB, 3 GB RAM or 64 GB, 4 GB RAM | |
| CPU | Octa-core (4x2.3 GHz & 4x1.7 GHz) - EMEA Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - US model | Deca-core 2.3 GHz |
| GPU | Mali-G71 MP20 - EMEA Adreno 540 - US model | Mali-T880 MP4 |
| Chipset | Exynos 8895 Octa - EMEA Qualcomm MSM8998 Snapdragon 835 - US model | Mediatek Helio X23 |
| Type | Super AMOLED capacitive touchscreen, 16M colors | Super AMOLED capacitive touchscreen, 16M colors |
| Size | 5.8 inches (14.21 cm) -15.6 | 5.5 inches (13.475 cm) -20 |
| Resolution | 1440x2960 +82.6 | 1080x1920 -11.2 |
| Pixel density | 570 Pixels per inch +61 | 401 Pixels per inch +13.3 |
| Screen/body ratio | 83.6% -1 | 71.1% -15.8 |
| Multi-touch | Yes | Yes |
| Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 3 |
| 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 | Dolby Atmos audio enhancement 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 | Dual 13 MP + 5 MP, f/1.7, phase detection autofocus, dual-LED (dual tone) flash -72.3 |
| 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 | 13 MP, f/2.0, LED flash -13.1 |
| 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, HDR, panorama |
| Capacity | Non-removable Li-Ion 3000 mAh battery -42.3 | Non-removable Li-Po 4000 mAh battery -23 |
| Stand by | Up to 378 h (3G) | |
| Talk time | Up to 25 h (3G) |
| Height | 14.89 cm (6.08 inch) -12.1 | 15.45 cm (6.31 inch) -8.8 |
| Width | 6.81 cm (2.78 inch) -18.4 | 7.59 cm (3.1 inch) -9.1 |
| Thickness | 0.8 cm (0.33 inch) -8.4 | 0.85 cm (0.35 inch) -2.7 |
| Volume | 81.12072cm3 (4.95 inch3) -35.4 | 99.675675cm36.08 inch3) -20.6 |
| Weight | 155 g (5.47 oz) -30.9 | 180 g (6.35 oz) -19.8 |
| Colors | Arctic Silver, Coral Blue, Maple Gold, Midnight Black, Orchid Gray | Fine Gold, Venom Black |
| IP68 certified Samsung Pay (Visa, MasterCard certified) dust/water proof over 1.5 meter and 30 minutes | Splash Resistant |
| GPS | A-GPS, BDS, GALILEO, GLONASS | A-GPS |
| 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 | microUSB 2.0, USB On-The-Go |
| Sensors | Accelerometer, Barometer, Compass, Fingerprint (rear-mounted), Gyro, Heart Rate, Iris Scanner, Proximity, Spo2 | Accelerometer, Compass, Fingerprint (rear-mounted), Gyro, Proximity |
| SIM | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) | 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, LE |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n/ac, Wi-Fi Direct, hotspot |
| NFC | Yes |
| Network | Samsung Galaxy S8 fsupported network frequencies | Lenovo K8 Note 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) | Document viewer Fast battery charging (Turbo Charge) MP3/WAV/eAAC+/FLAC player MP4/H.264 player Photo/video editor |
| Vendor | Samsung | Lenovo |
| Modal year | 2017 | 2017 |
| Announced | 2017 March | 2017 August |
| Released | 2017 April | |
| Status | Available. Released 2017, April | Coming soon. Expected release 2017, August 18th |
| 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... | 401ppi pixel density. Corning Gorilla Glass 3. Dual camera. Compact dimensions (15.45x7.59x0.85cm). Thin, 0.85cm. Light weight, 180g. Fast battery charging. Dual SIM. Fingerprint sensor. External memory expansion slot: microSD, up to 256 GB (dedicated slot) 2 colors. 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. 64 GB internal memory. 5.5 inch IPS LCD capacitive touchscreen, 16M colors. 1080x1920 screen resolution. 71.1% screen/body ratio. 13 MP primary camera. 13 MP front camera. 4000 mAh battery. Not water resistant. Non-removable battery. View details... |
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