Samsung Galaxy Watch Active 2 (40mm SM-R835U) vs Micromax Bolt Selfie (Q424)
Side by side comparison between Samsung Galaxy Watch Active 2 vs Micromax Bolt Selfie 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
What's the better device? Micromax Bolt Selfie (Q424)
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!
12 Advantages 
17 Advantages | 9 Common items in both devices |
| 16 million |
| 4G LTE |
| 150 Mbps |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +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) | Micromax Bolt Selfie (Q424) | |
| Model | Galaxy Watch Active 2 (40mm SM-R835U) | Bolt Selfie (Q424) |
| Other model names | Galaxy Watch Active2 4G LTE SM-R835U (Stainless Steel) | Micromax Q424 Bolt Selfie Dual-Sim |
| Country or region available |  USA |   India, Russia |
| Brand | Samsung | Micromax |
| Release date | 9/1/2019 | 5/1/2016 |
| Depth | 10.9 millimeters (0.43 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 40 x 40 millimeters (1.57 x 1.57 in) | 66 x 131.8 millimeters (2.6 x 5.19 in) |
| Weight | 37 grams (1.3 ounces) | 121 grams (4.24 ounces) |
| Build, materials | Stainless steel body, glass front | feature not registered |
| 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-R835U) | Micromax Bolt Selfie (Q424) | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 1.2" inches | 4.5" inches |
| Screen-to-body ratio | ~29% (screen-to-body ratio) | ~64.1% (screen-to-body ratio) |
| Display resolution | 360x360 pixels (1:1) | 480x854 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 218 PPI |
| Colors | 16 million | 16 million |
| 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) | Micromax Bolt Selfie (Q424) | |
| System version | Tizen 4.0 | Android 5.1 Lollipop |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| Chipset | 64bit: Samsung Exynos 9 Dual 9110 (10nm) | 64bit: MediaTek MT6735M (28nm) |
| CPU | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) | Quad-core, 1 processor: 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-T720 MP1 | ARM Mali-T720 MP2 500Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| RAM memory | 1.5GB LPDDR3 | 1GB LPDDR3 |
| Internal storage | 4GB (1.39GB available) eMMC | 8GB (5GB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| 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) micro-SIM (3FF) and standard SIM (2FF) |
| 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 900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 5, 7, 8, 20) | LTE Cat4 850/1800 (Bands 3,5) TD-LTE 2300 (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-R835U) | Micromax Bolt Selfie (Q424) | |
| Back camera (main camera) | Not supported | 5 megapixels |
| Main camera resolution | Not supported | 2592x1944 pixels |
| Video recording (primary) | Not supported | Full HD (1920x1080) 30 fps |
| Flash | Not supported | LED flash |
| 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 | 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 only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2592x1944 pixels |
| Video recording (secondary) | Not supported | HD (1280x720) |
| 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) | Micromax Bolt Selfie (Q424) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, OGG, eAAC+ | MP3, WAV, WMA, AAC |
🔌 Connectivity | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| USB | Not supported | MicroUSB 2.0 |
| Audio output | Not supported | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| 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-R835U) | Micromax Bolt Selfie (Q424) | |
| Sensors | Accelerometer Ambient light sensor Barometer Heart rate Pedometer VO2 max | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 247 mAh | 1750 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Qi wireless charging | feature not registered |
| Talk time autonomy | 43 hours (1.8 days) | 7 hours |
| Standby | feature not registered | 320 hours (13.3 days) |
➕ Other features | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| 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: White • WiFi hotspot |
☢️ Radiation rate | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Micromax Bolt Selfie (Q424) | |
| 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 |