Motorola Primus (XT621) vs Blu Studio Energy 2 (S0090UU)
Side by side comparison between Motorola Primus vs Blu Studio Energy 2 phones, differences, pros, cons and full specifications. What's the better?
,
vs
5"
AMOLED
AMOLED
720x1280
8
MP
MP
5mp
1.5GB
RAM
RAM
Quad-core
5000
mAh
mAh
(Removable)
What's the better phone? Blu Studio Energy 2 (S0090UU)
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!
2 Advantages 
24 Advantages | 16 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +9 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 Studio Energy 2 (S0090UU) | |
| Change model | ||
| Model | Primus (XT621) | Studio Energy 2 (S0090UU) |
| Other model names | Nextel Motorola Primus XT621, Motorola XT621 Primus | BLU Studio Energy 2 LTE for AT&T,T-Mobile, Cricket, MetroPCS |
| Country or region available |   (Global, International), (Latin America) |  USA |
| Brand | Motorola | Blu |
| Release date | 1/1/2013 | 9/1/2015 |
| Depth | 12.3 millimeters (0.48 inches) | 10.2 millimeters (0.4 inches) |
| Size (width x height) | 60 x 119 millimeters (2.36 x 4.69 in) | 71.2 x 144.7 millimeters (2.8 x 5.7 in) |
| Weight | 145 grams (5.08 ounces) | 176 grams (6.16 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 4" inches | 5" inches |
| Screen-to-body ratio | ~63.8% (screen-to-body ratio) | ~66.9% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 294 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | BLU Infinite View |
🤖 Operating System | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| System version | Android 2.3.6 Gingerbread | Android 5.0.2 Lollipop |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| Chipset | 32bit: Qualcomm Snapdragon S2 MSM8255T (45nm) | 64bit: MediaTek MT6735 (28nm) |
| CPU | Single-core, 1 processor: 1x 1.2GHz Scorpion (Single-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 205 | ARM Mali-T720 MP2 (450MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| RAM memory | 1GB LPDDR2 | 1.5GB LPDDR3 |
| Internal storage | 4GB (1GB available) | 16GB (12GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| 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) micro-SIM (3FF) |
| Maximum Download / Upload | 7.2 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 | iDEN 800 UMTS 2100/1900/1700 | UMTS 850/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 (2, 4, 7, 17) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | iDEN, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| 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 Studio Energy 2 (S0090UU) | |
| Back camera (main camera) | 5 megapixels | 8 megapixels |
| Main camera resolution | 2592x1944 pixels | 3264x2448 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 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 | 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 | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2592x1944 pixels |
| Video recording (secondary) | Not supported | HD (1280x720) |
| 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 Studio Energy 2 (S0090UU) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | Not supported | 1 microphone |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, AAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| USB | MicroUSB 2.0 | 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 | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| 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 Studio Energy 2 (S0090UU) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| Battery type | Li-Ion: lithium-ion (Removable) BP7X | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1860 mAh | 5000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | 33 hours (1.4 days) |
| Standby | feature not registered | 1080 hours (45 days) |
➕ Other features | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| 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: Gray, White • Screen protector included • Silicon Case included |
☢️ Radiation rate | ||
| Motorola Primus (XT621) | Blu Studio Energy 2 (S0090UU) | |
| 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 |