Realme Watch 2 vs Samsung Galaxy Watch Active 2 (44mm SM-R825U)
Side by side comparison between Realme Watch 2 vs Samsung Galaxy Watch Active 2 smartwatches, differences, pros, cons and full specifications. What's the better?
,
vs
1.4"
AMOLED
AMOLED
360x360
N/A
1.5GB
RAM
RAM
Dual-core
340
mAh
mAh
(Non removable)
What's the better smartwatch? Samsung Galaxy Watch Active 2 (44mm SM-R825U)
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!
4 Advantages 
17 Advantages | 12 Common items in both devices |
| Not supported / 4GB (1.39GB available) |
| 16 million |
| 1.4" |
| Capacitive |
| Multitouch |
| Accelerometer |
| Heart rate |
| +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 | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Change model | ||
| Model | Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) |
| Other model names | Realme Watch 2 (RMW2008) | Galaxy Watch Active2 4G LTE SM-R825U (Stainless Steel) |
| Country or region available |  (Global, International) |  USA |
| Brand | Realme | Samsung |
| Release date | 5/1/2021 | 9/1/2019 |
| Depth | 12.2 millimeters (0.48 inches) | 10.9 millimeters (0.43 inches) |
| Size (width x height) | 25.8 x 35.7 millimeters (1.02 x 1.41 in) | 44 x 44 millimeters (1.73 x 1.73 in) |
| Weight | 38 grams (1.33 ounces) | 44 grams (1.54 ounces) |
| Build, materials | Plastic body, glass front | Stainless steel body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | 5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 1.4" inches | 1.4" inches |
| Screen-to-body ratio | ~68.6% (screen-to-body ratio) | ~32.7% (screen-to-body ratio) |
| Display resolution | 320x320 pixels (1:1) | 360x360 pixels (1:1) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 323 PPI | 364 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass DX+ |
| Refresh rate | 60Hz | feature not registered |
| Display features | 600nits[typ] | Not supported |
🤖 Operating System | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| System version | Proprietary OS | Tizen 4.0 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Chipset | 32bit | 64bit: Samsung Exynos 9 Dual 9110 (10nm) |
| CPU | Single-core, 1 processor: Single-core | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) |
| GPU graphical controller | feature not registered | ARM Mali-T720 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| RAM memory | feature not registered | 1.5GB LPDDR3 |
| Internal storage | Not supported | 4GB (1.39GB available) eMMC |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | Not supported | 1 slot (Single-SIM) e-SIM (Eletronic) |
| Maximum Download / Upload | feature not registered | 150/50 Mbps |
| Network technology | feature not registered | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | Not supported | GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat4 (1, 3, 5, 7, 8, 20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| 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 | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| 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 | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| 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 | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Loudspeaker | feature not registered | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP3 | MP4 |
| Audio formats | MP3, eAAC+ | MP3, WAV, WMA, OGG, eAAC+ |
🔌 Connectivity | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | Not supported | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Sensors | Accelerometer Heart rate SpO2 | Accelerometer Ambient light sensor Barometer Heart rate Pedometer VO2 max |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 315 mAh | 340 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Magnetic charging (dock) | Qi wireless charging |
| Talk time autonomy | feature not registered | 60 hours (2.5 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| Call control | Not supported | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Not supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | feature not registered | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | Not supported |
| Antenna | Not supported | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Silicon straps colors: black, red, blue, green • Straps compatible: 22mm • Smart notifications • Smart AIoT Control • Watch Faces • 90 Sports Modes | • Colors: Black, Silver, Pink Gold • Bands: 20mm • Always-on display • Samsung Pay |
☢️ Radiation rate | ||
| Realme Watch 2 | Galaxy Watch Active 2 (44mm SM-R825U) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.64W/kg (head), 2.19W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |