Samsung Galaxy Z Fold 7 (SM-F966B/DS 1TB) vs Sony Ericsson Hazel J20
Side by side comparison between Samsung Galaxy Z Fold 7 vs Sony Ericsson Hazel J20 phones, differences, pros, cons and full specifications. What's the better?
,
8"
AMOLED
AMOLED
1968x2184
200
MP
MP
10mp
16GB
RAM
RAM
Octa-core
4400
mAh
mAh
(Non removable)
vs
What's the better phone? Samsung Galaxy Z Fold 7 (SM-F966B/DS 1TB)
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!
30 Advantages 
5 Advantages | 9 Common items in both devices |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus / Autofocus |
| Accelerometer |
| Ambient light sensor |
| Hands-free calling |
| Video calling |
| +2 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 1TB) | Sony Ericsson Hazel J20 | |
| Model | Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Hazel J20 |
| Other model names | Galaxy Z Fold7 SM-F966B/Dual-SIM | Sony Ericsson Hazel GreenHeart, SE Hazel J20i, Sunny |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Samsung | Sony Ericsson |
| Release date | 7/25/2025, Announced: 7/9/2025 | 5/1/2010 |
| Depth | 4.2 millimeters (0.17 inches) | 16 millimeters (0.63 inches) |
| Size (width x height) | 143.2 x 1584 millimeters (5.64 x 62.36 in) | 49.5 x 102 millimeters (1.95 x 4.02 in) |
| Weight | 215 grams (7.53 ounces) | 120 grams (4.2 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 | feature not registered |
| Protection against water and others | IP48 certified: dust and water resistant (dust > 1mm; immersible up to 1.5m for 30 min) | Water splash resistant (don't immerse) |
📲 Display | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Display type | LTPO AMOLED | TFT LCD |
| Screen size | 8" inches | 2.6" inches |
| Screen-to-body ratio | ~9.1% (screen-to-body ratio) | ~41.5% (screen-to-body ratio) |
| Display resolution | 1968x2184 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 367 PPI | 154 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Scratch-resistant glass |
| Refresh rate | 120Hz | feature not registered |
| Display features | 2600nits[peak] HDR10+ Always-On Display Extra display: Dynamic 2X LTPO AMOLED 6.5" (1080x2520), 120Hz, Gorilla Glass Victus 2 | feature not registered |
🤖 Operating System | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| System version | Android 16 | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | One UI 8 | feature not registered |
⚙️ Processor | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Elite (SM8750-AC) (3nm) | feature not registered |
| CPU | Octa-core, 2 processors: 2x 4.47GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core) | Single-core, 1 processor: Single-core ARM11 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 830 (1200MHz) | feature not registered |
| Performance (benchmark) | AnTuTu: 1995920 (v10) Geekbench: 9152 (v6) | feature not registered |
💽 Memory and storage | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| RAM memory | 16GB LPDDR5X | feature not registered |
| Internal storage | 1TB (980GB available) UFS 4.0 | 280MB |
| External storage | Not supported | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 5000/1024 Mbps | 7.2/2 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 850/900/1700/1900/2100 | UMTS 900/2100 |
| 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 | Not supported |
| 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 |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| 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 | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | Not supported |
📷 Camera | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Back camera (main camera) | (triple camera) 200 megapixels 10MP telephoto f/2.467mm1.0µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.2120°1.4µmPDAF | 5 megapixels |
| Main camera resolution | 20000x10000 pixels | 2560x1920 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | VGA (640x480) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | feature not registered |
| 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 | feature not registered |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo/video and HDR photo on front camera | feature not registered |
| 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) | feature not registered |
📸 Front camera | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Front camera (secondary) | 10 megapixels | 0 megapixels |
| Front camera resolution | 3872x2592 pixels | 1x1 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| 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 1TB) | Sony Ericsson Hazel J20 | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 3 microphones | feature not registered |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | Type-C reversible connector | proprietary audio output |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.4 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) BST-43 |
| Battery capacity | 4400 mAh | 1000 mAh |
| Charger, watts | 25W Wired fast charging | Wired charging |
| Inductive / wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | feature not registered |
| Talk time autonomy | feature not registered | 3.4 hours |
| Standby | feature not registered | 588 hours (24.5 days) |
➕ Other features | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, 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 | feature not registered |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Blue Shadow, Silver Shadow, Jet Black, Mint • Samsung DeX | • Colors: Superior Black, Passionate Rouge • Noise cancellation with dedicated mic • HD Voice ready • Google Maps • YouTube, Facebook, MySpace, Twitter applications • DLNA • Eco friendly materials • Java framework |
☢️ Radiation rate | ||
| Galaxy Z Fold 7 (SM-F966B/DS 1TB) | Sony Ericsson Hazel J20 | |
| 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 |