Samsung Galaxy Z Fold 7 (SM-F966B/DS 512GB) vs Samsung Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Side by side comparison between Samsung Galaxy Z Fold 7 vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
8"
AMOLED
AMOLED
1968x2184
200
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4400
mAh
mAh
(Non removable)
vs
6.5"
AMOLED
AMOLED
1080x2340
50
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Z Fold 7 (SM-F966B/DS 512GB)
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!
32 Advantages 
7 Advantages | 21 Common items in both devices |
| LTPO AMOLED / Super AMOLED |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus / Autofocus |
| BSI sensor |
| HDR photo/video and HDR photo on front camera / HDR photo on both cameras |
| Capacitive |
| +14 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 | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Model | Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) |
| Other model names | Galaxy Z Fold7 SM-F966B/Dual-SIM | Galaxy A15 4G LTE SM-A155M/Dual-SIM NFC |
| Country or region available |  (Global, International) |       (Latin America), Bolivia, Brazil, Chile, Paraguay, Uruguay |
| Brand | Samsung | Samsung |
| Release date | 7/25/2025, Announced: 7/9/2025 | 12/16/2023, Announced: 12/11/2023 |
| Depth | 4.2 millimeters (0.17 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 143.2 x 1584 millimeters (5.64 x 62.36 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
| Weight | 215 grams (7.53 ounces) | 200 grams (7 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus 2 Folded: 8.9 mm x 72.8 x 158.4 | Plastic body, glass front |
| Protection against water and others | IPX8 certified: water resistant up to 1.5 meters and 30min | Not supported |
📲 Display | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Display type | LTPO AMOLED | Super AMOLED |
| Screen size | 8" inches | 6.5" inches |
| Screen-to-body ratio | ~9.1% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 1968x2184 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 367 PPI | 396 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | feature not registered | Not supported |
| Refresh rate | 120Hz | 90Hz |
| Display features | 2600nits[peak] HDR10+ Always-On Display Extra display: Dynamic LTPO AMOLED 2X 6.5" (1080x2520), 120Hz, Gorilla Glass Ceramic 2 | 800nits[peak] |
🤖 Operating System | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| System version | Android 16 | Android 14 |
| Firmware update | feature not registered | Android 15 |
| User Interface | One UI 8 | One UI 6.1 / 7.0 |
⚙️ Processor | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Elite (SM8750-AC) (3nm) | 64bit: MediaTek Helio G99 (6nm) |
| CPU | Octa-core, 2 processors: 2x 4.47GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-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 830 (1200MHz) | ARM Mali-G57 MC2 |
| Performance (benchmark) | AnTuTu: 1995920 (v10) Geekbench: 9152 (v6) | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| RAM memory | 12GB LPDDR5X | 4GB LPDDR4X |
| Internal storage | 512GB (476GB available) UFS 4.0 | 128GB (108GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 5000/1024 Mbps | 300/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE | LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | 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 | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE | LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Back camera (main camera) | (triple camera) 200 megapixels 10MP telephoto f/2.467mm1.0µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.2120°1.4µmPDAF | (triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4 |
| Main camera resolution | 20000x10000 pixels | 8160x6120 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/1.8 (aperture) |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/1.3" inches | feature not registered |
| Pixel size | 0.6µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo/video and HDR photo on front camera | HDR photo on both cameras |
| Camera extras | 8K@30fps 4K@60fps 1080p@60/120/240fps 720p@960fps 10-bit HDR HDR10+ Extra cover camera: 10MP wide (f/2.2 24mm 1.12µm) | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Front camera (secondary) | 10 megapixels | 13 megapixels |
| Front camera resolution | 3872x2592 pixels | 4128x3096 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 18mm (lens) | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Mono sound (not stereo) |
| Active noise cancellation | 3 microphones | 2 microphones |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.4 + A2DP/LE | 5.3 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4400 mAh | 5000 mAh |
| Charger, watts | 25W Wired fast charging | 25W Wired fast charging |
| Inductive / wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | 51 hours (2.1 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Blue Shadow, Silver Shadow, Jet Black, Mint • Samsung DeX | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
| Galaxy Z Fold 7 (SM-F966B/DS 512GB) | Galaxy A15 (SM-A155M/DSN 128GB/4GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.21W/kg (head), 1.26W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 1.418W/kg (head), 1.242W/kg (body) | feature not registered |