Micromax A25 (Smarty) vs Samsung SGH-D820
Side by side comparison between Micromax A25 vs Samsung SGH-D820 phones, differences, pros, cons and full specifications. What's the better?
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2.8"
TFT
TFT
240x320
1.3
MP
MP
256MB
RAM
RAM
Single-core
1280
mAh
mAh
(Removable)
vs
What's the better phone? Micromax A25 (Smarty)
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!
13 Advantages 
5 Advantages | 10 Common items in both devices |
| TFT LCD |
| 260 thousand |
| 240x320 pixels |
| (back) 1.3MP |
| Only digital zoom |
| 2G EDGE |
| Li-Ion: lithium-ion (Removable) |
| +3 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 | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Change model | ||
| Model | A25 (Smarty) | Samsung SGH-D820 |
| Other model names | Micromax Smarty A25, Micromax A25 Smarty | Samsung D820, Samsung SGH-D820 |
| Country or region available |  India |  (Global, International) |
| Brand | Micromax | Samsung |
| Release date | 10/1/2012 | 10/1/2005 |
| Depth | 13 millimeters (0.51 inches) | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 56 x 104.5 millimeters (2.2 x 4.11 in) | 51 x 95 millimeters (2.01 x 3.74 in) |
| Weight | 102 grams (3.57 ounces) | 99 grams (3.47 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.8" inches | 2.1" inches |
| Screen-to-body ratio | ~41.5% (screen-to-body ratio) | ~28.2% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 143 PPI | 190 PPI |
| Colors | 260 thousand | 260 thousand |
| 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 | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| System version | Android 2.3.6 Gingerbread | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Chipset | 32bit: MediaTek MT6515 (40nm) | 16bit |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A9 (Single-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | PowerVR SGX531 Ultra 522Mhz | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| RAM memory | 256MB | SDRAM |
| Internal storage | 512MB (120MB available) | 128MB (73MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 2GB microSD (dedicated slot) |
📶 Mobile networks | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.236 Mbps | 0.384 Mbps |
| Network technology | 2G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 900/1800 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800 | GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | GPRS, EDGE |
| Secondary 2G network | GSM 900/1800 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Back camera (main camera) | 1.3 megapixels | 1.3 megapixels |
| Main camera resolution | 1280x1024 pixels | 1280x1024 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | CIF (352x288) 13 fps |
| 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 |
| Autofocus | Not supported | Not supported |
| Touch focus | Not supported | Not supported |
| Image stabilization | Not supported | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | 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 | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263 | 3GPP |
| Audio formats | MP3, WAV, AAC+ | MP3, WAV, AAC+ |
🔌 Connectivity | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| USB | MicroUSB 2.0 | USB 1.1 proprietary connector |
| Audio output | 3.5mm jack | 2.5mm jack |
| TV output | Not supported | Proprietary TV-out |
| Bluetooth | 2.1 + A2DP | 1.2 |
| WiFi | Not supported | Not supported |
| DLNA | Not supported | Not supported |
| GPS | Not supported | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Sensors | Accelerometer | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1280 mAh | 800 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4 hours | 3 hours |
| Standby | 180 hours (7.5 days) | 180 hours (7.5 days) |
➕ Other features | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS, MMS, E-mail | SMS (T9), MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic |
| Web browser | HTML, XHTML, Flash player | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black Java framework | • Colors: Noir Black, Blue Black, Charcoal Gray • Picsel viewer • SyncML Java framework |
☢️ Radiation rate | ||
| Micromax A25 (Smarty) | Samsung SGH-D820 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.36W/kg (head), 0.41W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.7W/kg (head) |