Samsung Z1 (Duos SM-Z130H) vs Samsung Galaxy A15 (SM-A155F/DSN 256GB)
Side by side comparison between Samsung Z1 vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
4"
PLS
PLS
480x800
3.1
MP
MP
0.3mp
768MB
RAM
RAM
Dual-core
1500
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!
4 Advantages 
26 Advantages | 11 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Accelerometer |
| 3.5mm jack |
| +4 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 Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Change model | ||
| Model | Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) |
| Other model names | Samsung Z1 SM-Z130H/DS, Samsung Z1 Dual Sim | Galaxy A15 4G LTE SM-A155F/Dual-SIM NFC |
| Country or region available | feature not registered |  (Global, International) |
| Brand | Samsung | Samsung |
| Release date | 1/14/2015 | 12/16/2023, Announced: 12/11/2023 |
| Depth | 9.7 millimeters (0.38 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 63.2 x 120.4 millimeters (2.49 x 4.74 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
| Weight | 112 grams (3.92 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 Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Display type | TFT PLS | Super AMOLED |
| Screen size | 4" inches | 6.5" inches |
| Screen-to-body ratio | ~59.8% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 396 PPI |
| Colors | 16 million | 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 Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| System version | Tizen 2.3 | Android 14 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | One UI 6.1 |
⚙️ Processor | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Chipset | 32bit: Spreadtrum SC7727S | 64bit: MediaTek Helio G99 (6nm) |
| CPU | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A7 (Dual-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | ARM Mali-400 | ARM Mali-G57 MC2 |
| Performance (benchmark) | feature not registered | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| RAM memory | 768MB | 8GB LPDDR4X |
| Internal storage | 4GB (2GB available) | 256GB (236GB available) eMMC 5.1 |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 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 900/2100 | 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, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | 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 | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Samsung Z1 (Duos SM-Z130H) | 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) | VGA (640x480) | Full HD (1920x1080) 30 fps |
| Flash | LED flash | 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 | feature not registered | 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 | Face detection | 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 | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Front camera (secondary) | 0.3 megapixels | 13 megapixels |
| Front camera resolution | 640x480 pixels | 4128x3096 pixels |
| Video recording (secondary) | VGA (640x480) | 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 Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | 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, AAC, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.1 + A2DP | 5.3 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (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, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1500 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 8 hours | 51 hours (2.1 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: White, Black, Wine Red • Dropbox 50GB • Java framework | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
| Samsung Z1 (Duos SM-Z130H) | Galaxy A15 (SM-A155F/DSN 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.537W/kg (head), 0.902W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.709W/kg (head), 0.672W/kg (body) | 0.42W/kg (head), 1.29W/kg (body) |