T-Mobile G1 vs Samsung Galaxy A15 (SM-A155F/DSN 256GB)
Side by side comparison between T-Mobile G1 vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
320x480
3.1
MP
MP
192MB
RAM
RAM
Single-core
1150
mAh
mAh
(Removable)
vs
6.5"
AMOLED
AMOLED
1080x2340
50
MP
MP
13mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A15 (SM-A155F/DSN 256GB)
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!
3 Advantages 
32 Advantages | 8 Common items in both devices |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| A-GPS / A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| + 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 | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Change model | ||
| Model | T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) |
| Other model names | T-Mobile G1, HTC Hero T-Mobile, HTC Dream 100 DREA100 | Galaxy A15 4G LTE SM-A155F/Dual-SIM NFC |
| Country or region available |  USA |  (Global, International) |
| Brand | T-Mobile | Samsung |
| Release date | 10/22/2008 | 12/16/2023, Announced: 12/11/2023 |
| Depth | 17.1 millimeters (0.67 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 55.7 x 117 millimeters (2.19 x 4.61 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
| Weight | 158 grams (5.53 ounces) | 200 grams (7 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 3.2" inches | 6.5" inches |
| Screen-to-body ratio | ~46.8% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 180 PPI | 396 PPI |
| Colors | 65 thousand | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | 90Hz |
| Display features | feature not registered | 800nits[peak] |
🤖 Operating System | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| System version | Android 1.6 Donut | Android 14 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | One UI 6.1 |
⚙️ Processor | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Chipset | 32bit: Qualcomm MSM7201A | 64bit: MediaTek Helio G99 (6nm) |
| CPU | Single-core, 1 processor: 1x 528MHz ARM1136EJ-S (Single-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 130 | ARM Mali-G57 MC2 |
| Performance (benchmark) | feature not registered | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| RAM memory | 192MB LPDDR | 8GB LPDDR4X |
| Internal storage | 256MB | 256GB (236GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| 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 | 7.2/2 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 | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | 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 | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Back camera (main camera) | 3.1 megapixels | (triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4 |
| Main camera resolution | 2048x1536 pixels | 8160x6120 pixels |
| Video recording (primary) | QVGA (320x240) 15 fps | 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 | Autofocus | Autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| 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 | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, AAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| USB | Mini-USB 2.0 (Mini-B) | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | proprietary audio output | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.0 + A2DP | 5.3 + A2DP/LE |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Sensors | Accelerometer Compass | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1150 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5.4 hours | 51 hours (2.1 days) |
| Standby | 406 hours (16.9 days) | feature not registered |
➕ Other features | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-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 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black, White, Brown • HTC Sense UI • Trackball • Java framework | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
| T-Mobile G1 | Galaxy A15 (SM-A155F/DSN 256GB) | |
| 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) |