Samsung Galaxy Axiom (SCH-R830) vs Acer Liquid S2 (S520)
Side by side comparison between Samsung Galaxy Axiom vs Acer Liquid S2 phones, differences, pros, cons and full specifications. What's the better?
,
4"
AMOLED
AMOLED
480x800
5
MP
MP
1.3mp
1GB
RAM
RAM
Dual-core
2100
mAh
mAh
(Removable)
vs
6"
IPS
IPS
1080x1920
13
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
3300
mAh
mAh
(Non removable)
What's the better phone? 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!
3 Advantages 
21 Advantages | 21 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| 4G LTE |
| 100 Mbps |
| Capacitive |
| +14 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 Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Change model | ||
| Model | Galaxy Axiom (SCH-R830) | Liquid S2 (S520) |
| Other model names | Galaxy Axiom R830 for US Cellular | Acer Liquid S520, Acer S520, Acer Hamingway |
| Country or region available |  USA |  (Global, International) |
| Brand | Samsung | Acer |
| Release date | 11/28/2012 | 12/1/2013 |
| Depth | 11.9 millimeters (0.47 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 63.8 x 121.7 millimeters (2.51 x 4.79 in) | 86 x 166 millimeters (3.39 x 6.54 in) |
| Weight | 136 grams (4.76 ounces) | 231 grams (8.09 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 4" inches | 6" inches |
| Screen-to-body ratio | ~58.7% (screen-to-body ratio) | ~69.5% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 367 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| System version | Android 4.0.4 Ice Cream Sandwich ICS | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Chipset | 32bit: Qualcomm Snapdragon S4 MSM8960 Lite (28nm) | 32bit: Qualcomm Snapdragon 800 MSM8974 (28nm) |
| CPU | Dual-core, 1 processor: 2x 1.2GHz Krait (Dual-core) | Quad-core, 1 processor: 4x 2.2GHz Krait 400 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 230 400Mhz | Qualcomm Adreno 330 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| RAM memory | 1GB LPDDR2 | 2GB LPDDR3 |
| Internal storage | 4GB (1.83GB available) | 16GB (12GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 100/50 Mbps | 100/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1700/1900/2100 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 900/2100 |
| Primary 4G network | LTE Cat3 (Bands 2, 4, 5, 12) | LTE Cat3 800/1800/2600 (Bands 3,7,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, LTE | 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 | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Back camera (main camera) | 5 megapixels | 13 megapixels |
| Main camera resolution | 2592x1944 pixels | 4160x3120 pixels |
| Video recording (primary) | HD (1280x720) | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Quad-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 | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Front camera (secondary) | 1.3 megapixels | 2.1 megapixels |
| Front camera resolution | 1280x1024 pixels | 1920x1080 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| 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 Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2100 mAh | 3300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 8 hours | feature not registered |
| Standby | 252 hours (10.5 days) | feature not registered |
➕ Other features | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| 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 | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Blue • Wi-Fi hotspot Java framework | • Colors: Black, Red • Acer Float UI • DTS sound enhancement |
☢️ Radiation rate | ||
| Galaxy Axiom (SCH-R830) | Acer Liquid S2 (S520) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.69W/kg (head), 1.28W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |