Samsung Galaxy Watch Active 2 (40mm SM-R835F) vs Lenovo K8 Plus (32GB/3GB)
Side by side comparison between Samsung Galaxy Watch Active 2 vs Lenovo K8 Plus devices, differences, pros, cons and full specifications. What's the better?
,
1.2"
AMOLED
AMOLED
360x360
N/A
1.5GB
RAM
RAM
Dual-core
247
mAh
mAh
(Non removable)
vs
5.2"
IPS
IPS
1080x1920
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better device? Lenovo K8 Plus (32GB/3GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
9 Advantages 
20 Advantages | 12 Common items in both devices |
| 16 million |
| 424 PPI |
| 4G LTE |
| 150 Mbps |
| Capacitive |
| Multitouch |
| Accelerometer |
| +5 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Model | Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) |
| Other model names | Galaxy Watch Active2 4G LTE SM-R835U (Stainless Steel) | Lenovo K8 Plus (32GB + 3GB RAM) PA8C0020IN, PA8C0003IN |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Samsung | Lenovo |
| Release date | 9/1/2019 | 9/1/2017 |
| Depth | 10.9 millimeters (0.43 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 40 x 40 millimeters (1.57 x 1.57 in) | 73.7 x 147.9 millimeters (2.9 x 5.82 in) |
| Weight | 37 grams (1.3 ounces) | 165 grams (5.78 ounces) |
| Build, materials | Stainless steel body, glass front | Aluminum body, glass front |
| Protection against water and others | 5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 1.2" inches | 5.2" inches |
| Screen-to-body ratio | ~29% (screen-to-body ratio) | ~68.4% (screen-to-body ratio) |
| Display resolution | 360x360 pixels (1:1) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 424 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass DX+ | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| System version | Tizen 4.0 | Android 7.1.1 Nougat |
| Firmware update | feature not registered | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Chipset | 64bit: Samsung Exynos 9 Dual 9110 (10nm) | 64bit: MediaTek MT6757CD Helio P25 (16nm) |
| CPU | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) | Octa-core, 2 processors: 4x 2.5GHz ARM Cortex-A53 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-T720 MP1 | ARM Mali-T880 MP2 1Ghz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| RAM memory | 1.5GB LPDDR3 | 3GB LPDDR3 |
| Internal storage | 4GB (1.39GB available) eMMC | 32GB (22GB available) |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) e-SIM (Eletronic) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/2100 | UMTS 850/900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 5, 7, 8, 20) | LTE Cat4 (Bands 1,3,5,7,8) TD-LTE (Bands 40) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Back camera (main camera) | Not supported | (dual camera) 13 megapixels 5MP depth f/0.8 |
| Main camera resolution | Not supported | 4128x3096 pixels |
| Video recording (primary) | Not supported | Full HD (1920x1080) 30 fps |
| Flash | Not supported | Dual-LED on main camera and LED on front camera |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | EIS: Digital stabilization |
| Zoom | Not supported | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Front camera (secondary) | Not supported | 8 megapixels |
| Front camera resolution | Not supported | 3264x2448 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4 | MP4, H.264, H.263, XviD |
| Audio formats | MP3, WAV, WMA, OGG, eAAC+ | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| USB | Not supported | MicroUSB 2.0 |
| Audio output | Not supported | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Heart rate Pedometer | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 247 mAh | 4000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Qi wireless charging | feature not registered |
| Talk time autonomy | 43 hours (1.8 days) | 26 hours (1.1 days) |
| Standby | feature not registered | 401 hours (16.7 days) |
➕ Other features | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | Not supported | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Silver, Pink Gold • Bands: 20mm • Always-on display • Samsung Pay | • Colors: Venom Black, Fine Gold • Aluminum body • USB OTG On-The-Go • 2.5D glass screen • Dolby Atmos audio • VoLTE |
☢️ Radiation rate | ||
| Galaxy Watch Active 2 (40mm SM-R835F) | Lenovo K8 Plus (32GB/3GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.255W/kg (head), 1.528W/kg (body) | feature not registered |