The Samsung Galaxy Z Fold 4 is is the successor of the Galaxy Z Fold 3 and it comes with 6.2-inch outer display and big 7.6-inch Dynamic AMOLED display when unfolded. Specs also include Qualcomm Snapdragon 8+ Gen 1 processor, 4400mAh battery and Triple camera setup on the back with 50MP main sensor.

• High refresh rate (120Hz)
• 5G ready,,
  

  Size:	7.6 inches
  Resolution:	2176 x 1812 pixels, 21.6:18 ratio, 373 PPI
  Technology:	Dynamic AMOLED
  Refresh rate:	120Hz
  Screen-to-body:	90.79 %
  Features:	Folding inside the device, HDR support, Ambient light sensor, Proximity sensor
  Front cover display:	6.2 inches, 2316 x 904 pixels, Dynamic AMOLED, 120Hz refresh rate, HDR support, Ambient light sensor, Proximity sensor System chip: Qualcomm Snapdragon 8+ Gen 1 SM8475 (4 nm) Processor: Octa-core, 1x 3.19GHz Cortex-X2 + 3x 2.75GHz Cortex-A710 + 4x 1.80GHz Cortex-A510 GPU: Adreno 670 RAM: 12GB LPDDR5 Internal storage: 256GB (UFS 3.1), not expandable Device type: Smartphone OS: Android (12) , Capacity: 4400 mAh Type: Not user replaceable Charging: Fast charging, Qi wireless charging, Reverse charging ax charge speed: Wired: 25.0W; Wireless: 15.0W , Capacity: 4400 mAh Type: Not user replaceable Charging: Fast charging, Qi wireless charging, Reverse charging Max charge speed: Wired: 25.0W; Wireless: 15.0W, Rear: Triple camera Main camera: 50 MP (OIS, PDAF) Specifications: Aperture size: F1.8; Focal length: 23 mm; Pixel size: 1.0 μm Second camera: 10 MP (Telephoto, OIS, PDAF) Specifications: Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 66 mm; Pixel size: 1.0 μm Third camera: 12 MP (Ultra-wide) Specifications: Aperture size: F2.2; Focal Length: 12 mm; Pixel size: 1.12 μm Video recording: 7680×4320 (8K UHD) (24 fps), 3840×2160 (4K UHD) (60 fps), 1920×1080 (Full HD) (240 fps), 1280×720 (HD) (960 fps) Front: 4 MP (Under-screen) Folded: 10 MP, Dimensions: 6.11 x 5.12 x 0.25 inches (155.1 x 130.1 x 6.3 mm) Folded: (155.1 x 67.1 x 15.8 mm) Weight: 9.28 oz (263.0 g) Materials: Back: Glass; Frame: Aluminum Resistance: Yes; IPX8 Biometrics: Fingerprint (touch) Keys: Right: Volume control, Lock/Unlock key Colors: Graygreen, Phantom Black, Beidge , 5G: 5G Ready Data Speed: LTE-A, HSDPA+ (4G) 42.2 Mbit/s SIM type: Dual Nano SIM + eSIM, MULTIMEDIA Headphones: No 3.5mm jack Speakers: Earpiece, Multiple speakers Screen mirroring: Wireless screen share Additional microphone(s):