Sony Xperia X Compact (F5321) vs Motorola Primus (XT621)
Side by side comparison between Sony Xperia X Compact vs Motorola Primus phones, differences, pros, cons and full specifications. What's the better?
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4.6"
IPS
IPS
720x1280
23
MP
MP
5mp
3GB
RAM
RAM
Hexa-core
2700
mAh
mAh
(Non removable)
vs
What's the better phone? Sony Xperia X Compact (F5321)
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!
32 Advantages 
1 Advantage | 15 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +8 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 X Compact (F5321) | Motorola Primus (XT621) | |
| Change model | ||
| Model | Xperia X Compact (F5321) | Primus (XT621) |
| Other model names | Sony Xperia X Compact Single-Sim, Sony Kugo SS | Nextel Motorola Primus XT621, Motorola XT621 Primus |
| Country or region available |  (Global, International) |  (Global, International), (Latin America) |
| Brand | Sony | Motorola |
| Release date | 9/25/2016 | 1/1/2013 |
| Depth | 9.5 millimeters (0.37 inches) | 12.3 millimeters (0.48 inches) |
| Size (width x height) | 65 x 129 millimeters (2.56 x 5.08 in) | 60 x 119 millimeters (2.36 x 4.69 in) |
| Weight | 135 grams (4.73 ounces) | 145 grams (5.08 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 4.6" inches | 4" inches |
| Screen-to-body ratio | ~69.6% (screen-to-body ratio) | ~63.8% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 319 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| System version | Android 6.0.1 Marshmallow | Android 2.3.6 Gingerbread |
| Firmware update | Android 7.0 Nougat | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Chipset | 64bit: Qualcomm Snapdragon 650 MSM8956 (28nm) | 32bit: Qualcomm Snapdragon S2 MSM8255T (45nm) |
| CPU | Hexa-core, 2 processors: 2x 1.8GHz ARM Cortex-A72 (Dual-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Single-core, 1 processor: 1x 1.2GHz Scorpion (Single-core) |
| GPU graphical controller | Qualcomm Adreno 510 600Mhz | Qualcomm Adreno 205 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| RAM memory | 3GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 32GB (22GB available) | 4GB (1GB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 7.2 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| 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 800/850/900/1700/1900/2100 | iDEN 800 UMTS 2100/1900/1700 |
| Primary 4G network | LTE Cat6 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,12,17,19,20,26,28) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | iDEN, GPRS, EDGE, UMTS, HSDPA, HSUPA |
| 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 X Compact (F5321) | Motorola Primus (XT621) | |
| Back camera (main camera) | 23 megapixels | 5 megapixels |
| Main camera resolution | 5536x4152 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 60 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.3" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2592x1944 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 | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, AAC+ |
🔌 Connectivity | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor Gyroscope Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) BP7X |
| Battery capacity | 2700 mAh | 1860 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 14 hours | feature not registered |
| Standby | 750 hours (31.3 days) | feature not registered |
➕ Other features | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Mist Blue • USB OTG On-The-Go • Triluminos 2.5D curved display • Oleophobic coating • Fingerprint sensor • PDAF on back camera • Sony Exmor RS on back camera • Sony Exmor R on front camera • Fast battery charging • Quick Charge 3.0 • Sony ClearAudio+ • PS4 integration | • Colors: Black • Push-to-Talk (PTT) • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Sony Xperia X Compact (F5321) | Motorola Primus (XT621) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.23W/kg (head), 0.42W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.73W/kg (head), 0.31W/kg (body) |