Samsung Galaxy Watch Active 2 (40mm SM-R835U) vs Blu X Link
Side by side comparison between Samsung Galaxy Watch Active 2 vs Blu X Link smartwatches, 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
1.1"
IPS
IPS
240x240
N/A
4MB
RAM
RAM
Single-core
320
mAh
mAh
(Non removable)
What's the better smartwatch? Samsung Galaxy Watch Active 2 (40mm SM-R835U)
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!
24 Advantages 
2 Advantages | 9 Common items in both devices |
| Capacitive |
| Multitouch |
| Accelerometer |
| Heart rate |
| Pedometer |
| Li-Ion: lithium-ion (Non removable) |
| Hands-free calling |
| +2 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-R835U) | Blu X Link | |
| Model | Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link |
| Other model names | Galaxy Watch Active2 4G LTE SM-R835U (Stainless Steel) | Blu X Link X060 |
| Country or region available |  USA |  (Global, International) |
| Brand | Samsung | Blu |
| Release date | 9/1/2019, Announced: 8/5/2019 | 5/1/2018 |
| Depth | 10.9 millimeters (0.43 inches) | 13.9 millimeters (0.55 inches) |
| Size (width x height) | 40 x 40 millimeters (1.57 x 1.57 in) | 45.8 x 54 millimeters (1.8 x 2.13 in) |
| Weight | 37 grams (1.3 ounces) | 65 grams (2.28 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. | IP54 certified: protection against dust and splashing |
📲 Display | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 1.2" inches | 1.1" inches |
| Screen-to-body ratio | ~29% (screen-to-body ratio) | ~15.8% (screen-to-body ratio) |
| Display resolution | 360x360 pixels (1:1) | 240x240 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 309 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass DX+ | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| System version | Tizen 4.0 | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Chipset | 64bit: Samsung Exynos 9110 (10nm) | 32bit: MediaTek MT2502 |
| CPU | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) | Single-core, 1 processor: 1x 256MHz ARM7EJ-S (Single-core) |
| GPU graphical controller | ARM Mali-T720 MP1 (667MHz) | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| RAM memory | 1.5GB LPDDR4 | 4MB SDRAM |
| Internal storage | 4GB (1.39GB available) eMMC 5.1 | 4MB Flash (EEPROM) |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) e-SIM (Eletronic) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | 0.048 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| 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 | Not supported |
| Primary 4G network | LTE Cat4 (1, 3, 5, 7, 8, 20) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Back camera (main camera) | Not supported | Not supported |
| Main camera resolution | Not supported | Not supported |
| Video recording (primary) | Not supported | Not supported |
| Flash | Not supported | Not supported |
| 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 |
| Autofocus | Not supported | Not supported |
| Touch focus | Not supported | Not supported |
| Image stabilization | Not supported | Not supported |
| Zoom | Not supported | Not supported |
| Face/smile detection | Not supported | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| 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-R835U) | Blu X Link | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 1 microphone | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4 | feature not registered |
| Audio formats | MP3, WAV, WMA, OGG, eAAC+ | MP3 |
🔌 Connectivity | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| USB | Not supported | MicroUSB 2.0 |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Sensors | Accelerometer Ambient light sensor Barometer Heart rate Pedometer VO2 max | Accelerometer Heart rate Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 247 mAh | 320 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Qi wireless charging | feature not registered |
| Talk time autonomy | 43 hours (1.8 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | feature not registered |
| Web browser | Not supported | Not supported |
| 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: Black, Silver, Rose Gold • - |
☢️ Radiation rate | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Blu X Link | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.43W/kg (head), 1.13W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |