Otium U5 vs Acer Liquid S2 (S520)
Side by side comparison between Otium U5 vs Acer Liquid S2 phones, differences, pros, cons and full specifications. What's the better?
,
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!
5 Advantages 
23 Advantages | 20 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| HDR photo only main camera |
| Capacitive |
| Multitouch |
| +13 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 | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Change model | ||
| Model | Otium U5 | Liquid S2 (S520) |
| Other model names | Otium U5 6016D, 6016E | Acer Liquid S520, Acer S520, Acer Hamingway |
| Country or region available |  China |  (Global, International) |
| Brand | Otium | Acer |
| Release date | 5/1/2014 | 12/1/2013 |
| Depth | 8.38 millimeters (0.33 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 77.7 x 156.97 millimeters (3.06 x 6.18 in) | 86 x 166 millimeters (3.39 x 6.54 in) |
| Weight | 166 grams (5.81 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 | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 5.5" inches | 6" inches |
| Screen-to-body ratio | ~68.4% (screen-to-body ratio) | ~69.5% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 200 PPI | 367 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Dragontrail Glass | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| System version | Android 4.2.1 Jelly Bean | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Chipset | 32bit: MediaTek MT6582M (28nm) | 32bit: Qualcomm Snapdragon 800 MSM8974 (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Quad-core, 1 processor: 4x 2.2GHz Krait 400 (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP2 400Mhz | Qualcomm Adreno 330 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| RAM memory | 1GB LPDDR2 | 2GB LPDDR3 |
| Internal storage | 4GB (2GB available) eMMC 4.5 | 16GB (12GB available) |
| External storage | Not supported | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 100/50 Mbps |
| Network technology | 2G, 3G | 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 850/2100 | UMTS 900/2100 |
| Primary 4G network | Not supported | LTE Cat3 800/1800/2600 (Bands 3,7,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Back camera (main camera) | 5 megapixels | 13 megapixels |
| Main camera resolution | 2592x1944 pixels | 4160x3120 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 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, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Front camera (secondary) | 2 megapixels | 2.1 megapixels |
| Front camera resolution | 1600x1200 pixels | 1920x1080 pixels |
| Video recording (secondary) | VGA (640x480) | 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 | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Otium U5 | 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) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Battery type | Li-Ion: lithium-ion (Removable) EB615268VU | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2050 mAh | 3300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 2 hours | feature not registered |
| Standby | 80 hours (3.3 days) | feature not registered |
➕ Other features | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| Call control | Voice dialing, Voice recorder | 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 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White Java framework | • Colors: Black, Red • Acer Float UI • DTS sound enhancement |
☢️ Radiation rate | ||
| Otium U5 | Acer Liquid S2 (S520) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |