Samsung Gravity T (SGH-T669) vs Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Side by side comparison between Samsung Gravity T vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.5"
AMOLED
AMOLED
1080x2340
50
MP
MP
13mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)
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!
2 Advantages 
32 Advantages | 4 Common items in both devices |
| Only digital zoom |
| Accelerometer |
| A-GPS / A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| MicroUSB 2.0 / USB 2.0 Type-C, USB OTG On-The-Go |
| + 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) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Change model | ||
| Model | Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) |
| Other model names | T-Mobile Samsung Gravity Touch T669, Samsung SGH-T669 | Galaxy A15 4G LTE SM-A155F/Dual-SIM NFC |
| Country or region available |  USA |   (Global, International), Turkey |
| Brand | Samsung | Samsung |
| Release date | 6/23/2010 | 12/16/2023, Announced: 12/11/2023 |
| Depth | 15 millimeters (0.59 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 56.6 x 110 millimeters (2.23 x 4.33 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
| Weight | 120 grams (4.2 ounces) | 200 grams (7 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 2.8" inches | 6.5" inches |
| Screen-to-body ratio | ~39% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 143 PPI | 396 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 90Hz |
| Display features | feature not registered | 800nits[peak] |
🤖 Operating System | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| System version | Proprietary OS | Android 14 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | One UI 6.1 |
⚙️ Processor | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Chipset | 32bit | 64bit: MediaTek Helio G99 (6nm) |
| CPU | Single-core, 1 processor: 1x 184MHz | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | feature not registered | ARM Mali-G57 MC2 |
| Performance (benchmark) | feature not registered | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| RAM memory | feature not registered | 6GB LPDDR4X |
| Internal storage | 50MB | 128GB (108GB available) eMMC 5.1 |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3.6 Mbps | 300/150 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 | UMTS 1700/2100 | UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/2100 |
| Secondary 4G network | Not supported | LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Back camera (main camera) | 2 megapixels | (triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4 |
| Main camera resolution | 1600x1200 pixels | 8160x6120 pixels |
| Video recording (primary) | Supported | Full HD (1920x1080) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| 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 | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Front camera (secondary) | Not supported | 13 megapixels |
| Front camera resolution | Not supported | 4128x3096 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | via Micro-USB | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.1 + A2DP | 5.3 + A2DP/LE |
| WiFi | Not supported | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1000 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 6 hours | 51 hours (2.1 days) |
| Standby | 400 hours (16.7 days) | feature not registered |
➕ Other features | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| 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, HTML5 |
| 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: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
| Samsung Gravity T (SGH-T669) | Galaxy A15 (SM-A155F/DSN 128GB/6GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.42W/kg (head), 1.29W/kg (body) |