Acer Liquid S2 (S520) vs Samsung Gear 2 (SM-R380)
Side by side comparison between Acer Liquid S2 vs Samsung Gear 2 devices, differences, pros, cons and full specifications. What's the better?
,
6"
IPS
IPS
1080x1920
13
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
3300
mAh
mAh
(Non removable)
vs
1.63"
AMOLED
AMOLED
320x320
2
MP
MP
512MB
RAM
RAM
Dual-core
300
mAh
mAh
(Non removable)
What's the better device? Acer Liquid S2 (S520)
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!
30 Advantages 
5 Advantages | 9 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Gyroscope |
| +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 | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Change model | ||
| Model | Liquid S2 (S520) | Gear 2 (SM-R380) |
| Other model names | Acer Liquid S520, Acer S520, Acer Hamingway | Samsung Gear 2 R380, Samsung SM-R380 Gear 2 |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Acer | Samsung |
| Release date | 12/1/2013 | 4/1/2014 |
| Depth | 9 millimeters (0.35 inches) | 10 millimeters (0.39 inches) |
| Size (width x height) | 86 x 166 millimeters (3.39 x 6.54 in) | 36.9 x 58.4 millimeters (1.45 x 2.3 in) |
| Weight | 231 grams (8.09 ounces) | 68 grams (2.38 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Waterproof (IP?) |
📲 Display | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 6" inches | 1.63" inches |
| Screen-to-body ratio | ~69.5% (screen-to-body ratio) | ~39.8% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 320x320 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 367 PPI | 278 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| System version | Android 4.2.2 Jelly Bean | Tizen 2.2.1 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Chipset | 32bit: Qualcomm Snapdragon 800 MSM8974 (28nm) | 32bit: Samsung Exynos 2 Dual 3250 (28nm) |
| CPU | Quad-core, 1 processor: 4x 2.2GHz Krait 400 (Quad-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 330 | ARM Mali-400 MP2 400Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| RAM memory | 2GB LPDDR3 | 512MB LPDDR2 |
| Internal storage | 16GB (12GB available) | 4GB (2GB available) |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | Not supported |
| Maximum Download / Upload | 100/50 Mbps | feature not registered |
| Network technology | 2G, 3G, 4G | feature not registered |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | Not supported |
| Primary 3G network | UMTS 900/2100 | Not supported |
| Primary 4G network | LTE Cat3 800/1800/2600 (Bands 3,7,20) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | Not supported |
| 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 | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Back camera (main camera) | 13 megapixels | 2 megapixels |
| Main camera resolution | 4160x3120 pixels | 1600x1200 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | HD (1280x720) |
| Flash | Quad-LED flash | 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 | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Front camera (secondary) | 2.1 megapixels | Not supported |
| Front camera resolution | 1920x1080 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | 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 | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| USB | MicroUSB 2.0 | Not supported |
| Audio output | 3.5mm jack | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Gyroscope Heart rate Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3300 mAh | 300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | 72 hours (3 days) |
➕ Other features | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | Not supported |
| Antenna | Internal antenna | Not supported |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Red • Acer Float UI • DTS sound enhancement | • Colors: Charcoal Black, Gold Brown, Orange • WatchON Remote • S-Voice • Watch compatible with Android 4.3 or higher • IP67 certified: dust and water resistant up to 1m and 30min |
☢️ Radiation rate | ||
| Acer Liquid S2 (S520) | Samsung Gear 2 (SM-R380) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.122W/kg (head), 0.02W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.09W/kg (head), 0.02W/kg (body) |