Motorola Primus (XT621) vs Blu Advance 4.5 (A310i)
Side by side comparison between Motorola Primus vs Blu Advance 4.5 phones, differences, pros, cons and full specifications. What's the better?
,
vs
4.5"
TFT
TFT
480x854
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1700
mAh
mAh
(Removable)
What's the better phone? Blu Advance 4.5 (A310i)
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!
4 Advantages 
16 Advantages | 20 Common items in both devices |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| 16 million |
| (back) 5MP |
| LED flash |
| Only digital zoom |
| HD (1280x720) |
| +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 | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Change model | ||
| Model | Primus (XT621) | Advance 4.5 (A310i) |
| Other model names | Nextel Motorola Primus XT621, Motorola XT621 Primus | Blu Advance 4.5 Dual-Sim A310, Blu A310i |
| Country or region available |   (Global, International), (Latin America) | (Global, International) |
| Brand | Motorola | Blu |
| Release date | 1/1/2013 | 3/13/2014 |
| Depth | 12.3 millimeters (0.48 inches) | 9.4 millimeters (0.37 inches) |
| Size (width x height) | 60 x 119 millimeters (2.36 x 4.69 in) | 67 x 133 millimeters (2.64 x 5.24 in) |
| Weight | 145 grams (5.08 ounces) | 144 grams (5.04 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4" inches | 4.5" inches |
| Screen-to-body ratio | ~63.8% (screen-to-body ratio) | ~62.6% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x854 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 218 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| System version | Android 2.3.6 Gingerbread | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Chipset | 32bit: Qualcomm Snapdragon S2 MSM8255T (45nm) | 32bit: Broadcom |
| CPU | Single-core, 1 processor: 1x 1.2GHz Scorpion (Single-core) | Dual-core, 1 processor: 2x 1GHz |
| GPU graphical controller | Qualcomm Adreno 205 | Broadcom VideoCore IV |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| RAM memory | 1GB LPDDR2 | 512MB |
| Internal storage | 4GB (1GB available) | 4GB (2.5GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G | 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 | iDEN 800 UMTS 2100/1900/1700 | UMTS 850/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | iDEN, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| 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 | 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 | Not supported | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | Not supported | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Front camera (secondary) | Not supported | 0.3 megapixels |
| Front camera resolution | Not supported | 640x480 pixels |
| Video recording (secondary) | Not supported | 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 | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, DivX, XviD, WMV |
| Audio formats | MP3, WAV, AAC+ | MP3, WAV, WMA, AAC |
🔌 Connectivity | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Battery type | Li-Ion: lithium-ion (Removable) BP7X | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1860 mAh | 1700 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 5 hours |
| Standby | feature not registered | 200 hours (8.3 days) |
➕ Other features | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| Call control | 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 | Not 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 • Push-to-Talk (PTT) • WiFi hotspot Java framework | • Colors: Black, White • Screen protector included • Case included • WiFi hotspot |
☢️ Radiation rate | ||
| Motorola Primus (XT621) | Blu Advance 4.5 (A310i) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.23W/kg (head), 0.42W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.73W/kg (head), 0.31W/kg (body) | feature not registered |