Motorola Bravo (MB520) vs Blu Star 4.5 (S450U)
Side by side comparison between Motorola Bravo vs Blu Star 4.5 phones, differences, pros, cons and full specifications. What's the better?
,
3.7"
TFT
TFT
480x854
3.1
MP
MP
512MB
RAM
RAM
Single-core
1540
mAh
mAh
(Removable)
vs
4.5"
IPS
IPS
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1700
mAh
mAh
(Removable)
What's the better phone? Blu Star 4.5 (S450U)
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 
18 Advantages | 19 Common items in both devices |
| 512MB / 512MB LPDDR2 |
| Until 32GB microSD, microSDHC |
| 16 million |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| +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 Bravo (MB520) | Blu Star 4.5 (S450U) | |
| Change model | ||
| Model | Bravo (MB520) | Star 4.5 (S450U) |
| Other model names | AT&T Motorola Bravo MB520, Motorola Kobe | AT&T/Cricket/T-Mobile/MetroPCS Blu Star 4.5 |
| Country or region available |  USA | USA |
| Brand | Motorola | Blu |
| Release date | 11/14/2010 | 10/1/2014 |
| Depth | 13.3 millimeters (0.52 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 63 x 109.5 millimeters (2.48 x 4.31 in) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) |
| Weight | 122 grams (4.27 ounces) | 133 grams (4.66 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 3.7" inches | 4.5" inches |
| Screen-to-body ratio | ~54.7% (screen-to-body ratio) | ~70.2% (screen-to-body ratio) |
| Display resolution | 480x854 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 265 PPI | 207 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| System version | Android 2.1 Eclair | Android 4.4.2 KitKat |
| Firmware update | Android 2.2 Froyo | Android 5.0.2 Lollipop |
| User Interface | MOTOBLUR UI | feature not registered |
⚙️ Processor | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| Chipset | 32bit: Texas Instruments OMAP 3610 (45nm) | 32bit: MediaTek MT6582 |
| CPU | Single-core, 1 processor: 1x 800MHz ARM Cortex-A8 (Single-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | PowerVR SGX530 MP1 | ARM Mali-400 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| RAM memory | 512MB | 512MB LPDDR2 |
| Internal storage | 2GB (1.32GB available) | 4GB (2GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| 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 | 7.2/2 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 | UMTS 850/1900 | UMTS 850/1700/1900 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, HSCSD, 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 Bravo (MB520) | Blu Star 4.5 (S450U) | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2592x1944 pixels |
| Video recording (primary) | CIF (352x288) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Not supported | 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 | Autofocus | Autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | 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 Bravo (MB520) | Blu Star 4.5 (S450U) | |
| 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 Bravo (MB520) | Blu Star 4.5 (S450U) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 1 microphone | Not supported |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WMA, WAV, AAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| 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 Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1540 mAh | 1700 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 6.9 hours | feature not registered |
| Standby | 240 hours (10 days) | feature not registered |
➕ Other features | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| 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 | 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 • 2GB microSD included CrystalTalk Plus Java framework | • Colors: Black, White, Blue, Pink • Screen protector included • Silicon Case included • BLU Infinite View technology |
☢️ Radiation rate | ||
| Motorola Bravo (MB520) | Blu Star 4.5 (S450U) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.59W/kg (head), 0.53W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |