Sony Xperia U (ST25i) vs Samsung Galaxy Amp Prime (SM-J320AZ)
Side by side comparison between Sony Xperia U vs Samsung Galaxy Amp Prime phones, differences, pros, cons and full specifications. What's the better?
,
3.5"
LED
LED
480x854
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1320
mAh
mAh
(Removable)
vs
5"
AMOLED
AMOLED
720x1280
5
MP
MP
2mp
1.5GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy Amp Prime (SM-J320AZ)
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 
17 Advantages | 24 Common items in both devices |
| 16 million |
| (back) 5MP |
| LED flash |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| HD (1280x720) |
| +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 | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Model | Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) |
| Other model names | Sony Xperia U ST25, Sony Kumquat | Cricket Samsung Galaxy Amp Prime J320AZ |
| Country or region available |  (Global, International) |  USA |
| Brand | Sony | Samsung |
| Release date | 5/7/2012, Announced: 2/1/2012 | 3/30/2016 |
| Depth | 12 millimeters (0.47 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 54 x 112 millimeters (2.13 x 4.41 in) | 71.12 x 142.3 millimeters (2.8 x 5.6 in) |
| Weight | 110 grams (3.85 ounces) | 138 grams (4.83 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Display type | TFT LED-Backlit LCD | Super AMOLED |
| Screen size | 3.5" inches | 5" inches |
| Screen-to-body ratio | ~55.8% (screen-to-body ratio) | ~68.1% (screen-to-body ratio) |
| Display resolution | 480x854 pixels (16:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch 4-points | Capacitive Multitouch 5-points |
| Pixel density (dot pitch) | 280 PPI | 294 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Dragontrail Glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| System version | Android 2.3.7 Gingerbread | Android 6.0.1 Marshmallow |
| Firmware update | Android 4.0.4 Ice Cream Sandwich ICS | Android 7.1.1 Nougat |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Chipset | 32bit: ST-Ericsson NovaThor U8500 (45nm) | 32bit: Samsung Exynos 3 Quad 3475 (28nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP1 | ARM Mali-T720 600Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| RAM memory | 512MB LPDDR2 | 1.5GB LPDDR3 |
| Internal storage | 8GB (4GB available) | 16GB (10GB available) |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| 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 | 14.4/5.76 Mbps | 150/50 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 900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 700/850/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,12) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | 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 | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2592x1944 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| 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 | Not supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Front camera (secondary) | 0.3 megapixels | 2 megapixels |
| Front camera resolution | 640x480 pixels | 1600x1200 pixels |
| Video recording (secondary) | VGA (640x480) | VGA (640x480) |
| 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 | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263, H.264, WMV | MP4, H.264, H.263, MKV, WMV |
| Audio formats | MP3, eAAC+, WMA, WAV | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| Battery type | Li-Ion: lithium-ion (Removable) BA600 | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1320 mAh | 2600 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 5.6 hours | 22 hours |
| Standby | 472 hours (19.7 days) | 240 hours (10 days) |
➕ Other features | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • Exchangeable bottom caps: White, Black, Pink, Yellow • Sony Reality Display • Sony Mobile BRAVIA Engine • xLoud • 3D surround sound • WiFi hotspot • Java framework | • Colors: Dark gray |
☢️ Radiation rate | ||
| Sony Xperia U (ST25i) | Galaxy Amp Prime (SM-J320AZ) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.09W/kg (head), 0.93W/kg (body) | 0.75W/kg (head), 1.56W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 1.62W/kg (head) | 0.558W/kg (head), 0.42W/kg (body) |