Motorola Primus (XT621) vs Lenovo Vibe B (A2016b30)
Side by side comparison between Motorola Primus vs Lenovo Vibe B phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? Lenovo Vibe B (A2016b30)
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 
17 Advantages | 19 Common items in both devices |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| 16 million |
| 480x800 pixels |
| (back) 5MP |
| LED flash |
| Only digital zoom |
| +12 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) | Lenovo Vibe B (A2016b30) | |
| Change model | ||
| Model | Primus (XT621) | Vibe B (A2016b30) |
| Other model names | Nextel Motorola Primus XT621, Motorola XT621 Primus | Lenovo Vibe B A2016b31 Dual-Sim |
| Country or region available |   (Global, International), (Latin America) |  (Latin America), Brazil |
| Brand | Motorola | Lenovo |
| Release date | 1/1/2013 | 9/1/2016, Announced: 8/1/2016 |
| Depth | 12.3 millimeters (0.48 inches) | 9.9 millimeters (0.39 inches) |
| Size (width x height) | 60 x 119 millimeters (2.36 x 4.69 in) | 66 x 132.5 millimeters (2.6 x 5.22 in) |
| Weight | 145 grams (5.08 ounces) | 144 grams (5.04 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4" inches | 4.5" inches |
| Screen-to-body ratio | ~63.8% (screen-to-body ratio) | ~65.9% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 2-points |
| Pixel density (dot pitch) | 233 PPI | 207 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| System version | Android 2.3.6 Gingerbread | Android 6.0 Marshmallow |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| Chipset | 32bit: Qualcomm Snapdragon S2 MSM8255T (45nm) | 64bit: MediaTek MT6735M (28nm) |
| CPU | Single-core, 1 processor: 1x 1.2GHz Scorpion (Single-core) | Quad-core, 1 processor: 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 205 | ARM Mali-T720 MP1 (450MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| RAM memory | 1GB LPDDR2 | 1GB LPDDR3 |
| Internal storage | 4GB (1GB available) | 8GB (3GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| 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 (1, 3, 5, 7, 8, 20) |
| 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) | Lenovo Vibe B (A2016b30) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2560x1920 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 | Not supported |
| Touch focus | Supported | Not 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 on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| Front camera (secondary) | Not supported | 2 megapixels |
| Front camera resolution | Not supported | 1600x1200 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) | Lenovo Vibe B (A2016b30) | |
| 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) | Lenovo Vibe B (A2016b30) | |
| 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) WiFi 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) | Lenovo Vibe B (A2016b30) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| Battery type | Li-Ion: lithium-ion (Removable) BP7X | LiPo: li-ion polymer (Removable) BL253 |
| Battery capacity | 1860 mAh | 2000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | 11 hours |
| Standby | feature not registered | 170 hours (7.1 days) |
➕ Other features | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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 • Plastic case included (black/gold) • V-Selfie |
☢️ Radiation rate | ||
| Motorola Primus (XT621) | Lenovo Vibe B (A2016b30) | |
| 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 |