Oppo R11 (Barcelona) vs Acer Liquid S2 (S520)
Side by side comparison between Oppo R11 vs Acer Liquid S2 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
1080x1920
16
MP
MP
20mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non 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? Oppo R11 (Barcelona)
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!
18 Advantages 
7 Advantages | 24 Common items in both devices |
| 16 million |
| 1080x1920 pixels |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| 4G LTE-A / 4G LTE |
| +17 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 | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Model | R11 (Barcelona) | Liquid S2 (S520) |
| Other model names | Oppo R11 Barcelona edition, FCB Limited edition, Oppo R11t | Acer Liquid S520, Acer S520, Acer Hamingway |
| Country or region available |     China, Hong Kong, Singapore, Taiwan |  (Global, International) |
| Brand | Oppo | Acer |
| Release date | 8/1/2017 | 12/1/2013 |
| Depth | 6.8 millimeters (0.27 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 74.8 x 154.5 millimeters (2.94 x 6.08 in) | 86 x 166 millimeters (3.39 x 6.54 in) |
| Weight | 150 grams (5.25 ounces) | 231 grams (8.09 ounces) |
| Build, materials | Aluminum body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 5.5" inches | 6" inches |
| Screen-to-body ratio | ~72.2% (screen-to-body ratio) | ~69.5% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 367 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| System version | Android 7.1.1 Nougat | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Chipset | 64bit: Qualcomm Snapdragon 660 SDM660 (14nm) | 32bit: Qualcomm Snapdragon 800 MSM8974 (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Quad-core, 1 processor: 4x 2.2GHz Krait 400 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 512 650Mhz | Qualcomm Adreno 330 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| RAM memory | 4GB LPDDR4 | 2GB LPDDR3 |
| Internal storage | 64GB (50GB available) eMMC 5.1 | 16GB (12GB available) |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 600/150 Mbps | 100/50 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 | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat12 (Bands 1,3,4,5,7,8,20,28) TD-LTE (Bands 38,39,40,41) | LTE Cat3 800/1800/2600 (Bands 3,7,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Back camera (main camera) | (dual camera) 16 megapixels 20MP f/2.61/2.8" | 13 megapixels |
| Main camera resolution | 4608x3456 pixels | 4160x3120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Quad-LED flash |
| Focal aperture | f/1.7 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Front camera (secondary) | 20 megapixels | 2.1 megapixels |
| Front camera resolution | 5472x3648 pixels | 1920x1080 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | 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 | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Oppo R11 (Barcelona) | 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 | 4.2 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO 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, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Oppo R11 (Barcelona) | Acer Liquid S2 (S520) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 3300 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 | feature not registered |
➕ Other features | ||
| Oppo R11 (Barcelona) | 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, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gold, Rose Gold, Red • USB OTG On-The-Go • Aluminum body • ColorOS 3.1 • Silicone case included • Fast battery charging • VOOC Flash Charge • 18K gold plated Insignia • Miracast | • Colors: Black, Red • Acer Float UI • DTS sound enhancement |
☢️ Radiation rate | ||
| Oppo R11 (Barcelona) | 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 |