Samsung Gravity T (SGH-T669) vs Oppo R2001 Yoyo
Side by side comparison between Samsung Gravity T vs Oppo R2001 Yoyo phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? Oppo R2001 Yoyo
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!
1 Advantage 
27 Advantages | 8 Common items in both devices |
| Only digital zoom |
| Accelerometer |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| A-GPS / A-GPS, GeoTagging |
| 2.1 + A2DP |
| + 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 | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Change model | ||
| Model | Gravity T (SGH-T669) | R2001 Yoyo |
| Other model names | T-Mobile Samsung Gravity Touch T669, Samsung SGH-T669 | Oppo Yoyo R2001 |
| Country or region available |  USA | feature not registered |
| Brand | Samsung | Oppo |
| Release date | 6/23/2010 | 5/1/2014 |
| Depth | 15 millimeters (0.59 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 56.6 x 110 millimeters (2.23 x 4.33 in) | 70 x 139 millimeters (2.76 x 5.47 in) |
| Weight | 120 grams (4.2 ounces) | 145 grams (5.08 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 2.8" inches | 4.7" inches |
| Screen-to-body ratio | ~39% (screen-to-body ratio) | ~62.6% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 540x960 pixels |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 143 PPI | 234 PPI |
| Colors | 260 thousand | 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 | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| System version | Proprietary OS | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Chipset | 32bit | 32bit: MediaTek MT6582M |
| CPU | Single-core, 1 processor: 1x 184MHz | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | feature not registered | ARM Mali-400 MP2 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| RAM memory | feature not registered | 1GB LPDDR2 |
| Internal storage | 50MB | 4GB (2GB available) |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| 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 | 3.6 Mbps | 42/5.76 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 1700/2100 | UMTS 2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | 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 | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Back camera (main camera) | 2 megapixels | 5 megapixels |
| Main camera resolution | 1600x1200 pixels | 2592x1944 pixels |
| Video recording (primary) | Supported | HD (1280x720) 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 | Not supported | Autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Front camera (secondary) | Not supported | 2 megapixels |
| Front camera resolution | Not supported | 1600x1200 pixels |
| Video recording (secondary) | Not supported | WVGA (800x480) |
| 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 | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | via Micro-USB | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | Not supported | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1000 mAh | 1900 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 6 hours | 6 hours |
| Standby | 400 hours (16.7 days) | 350 hours (14.6 days) |
➕ Other features | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS, 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 | feature not registered | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Various • T-Mobile Social Buzz • Facebook, Twitter • Java framework | • Colors: Black, White • ColorOS UI 1.2 • Java framework |
☢️ Radiation rate | ||
| Samsung Gravity T (SGH-T669) | Oppo R2001 Yoyo | |
| 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 |