Blu Star 4.5 (S450a) vs Huawei Ascend W2
Side by side comparison between Blu Star 4.5 vs Huawei Ascend W2 phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
IPS
IPS
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1700
mAh
mAh
(Removable)
vs
4.3"
IPS
IPS
480x800
5
MP
MP
512MB
RAM
RAM
Dual-core
1700
mAh
mAh
(Non removable)
What's the better phone? Blu Star 4.5 (S450a)
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!
16 Advantages 
2 Advantages | 22 Common items in both devices |
| 512MB LPDDR2 |
| Until 32GB microSD, microSDHC |
| TFT IPS LCD |
| 16 million |
| 480x800 pixels |
| (back) 5MP |
| Only digital zoom |
| +15 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 | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Model | Star 4.5 (S450a) | Ascend W2 |
| Other model names | Blu Star 4.5 Dual Sim S450a, Blu S450a | Huawei Ascend W2-U00, Huawei W2 Ascend |
| Country or region available |  USA | feature not registered |
| Brand | Blu | Huawei |
| Release date | 10/1/2014 | 11/1/2013 |
| Depth | 9.1 millimeters (0.36 inches) | 9.9 millimeters (0.39 inches) |
| Size (width x height) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) | 67 x 134 millimeters (2.64 x 5.28 in) |
| Weight | 133 grams (4.66 ounces) | 160 grams (5.6 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 4.5" inches | 4.3" inches |
| Screen-to-body ratio | ~70.2% (screen-to-body ratio) | ~58.6% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 207 PPI | 217 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| System version | Android 4.4.2 KitKat | Windows Phone 8.0 Apollo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Chipset | 32bit: MediaTek MT6582 | 32bit: Qualcomm Snapdragon 400 MSM8230 |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Dual-core, 1 processor: 2x 1.4GHz Krait (Dual-core) |
| GPU graphical controller | ARM Mali-400 | Qualcomm Adreno 305 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| RAM memory | 512MB LPDDR2 | 512MB LPDDR2 |
| Internal storage | 4GB (2GB available) | 8GB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) |
| Maximum Download / Upload | 21/5.76 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 900/2100 - U00 NA: 850/1900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | 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 |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Front camera (secondary) | 0.3 megapixels | Not supported |
| Front camera resolution | 640x480 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | 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 | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 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 | feature not registered |
🧭 Sensors | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1700 mAh | 1700 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 9 hours | 9.5 hours |
| Standby | 400 hours (16.7 days) | 395 hours (16.5 days) |
➕ Other features | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| Call control | Voice dialing, 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 | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Blue, Pink • Screen protector included • Silicon Case included • BLU Infinite View technology | • Colors: Black, Blue, Red, Yellow |
☢️ Radiation rate | ||
| Blu Star 4.5 (S450a) | Huawei Ascend W2 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |