Samsung Galaxy Z Flip4

Screen Size: 6.7 inches

Dimensions: Unfolded: 165.2 x 71.9 x 6.9 mm Folded: 84.9 x 71.9 x 15.9-17.1 mm

Samsung Galaxy Z Flip4 SAR Level Summary:

The cellular transmission SAR values for the Samsung Galaxy Z Flip4 (FCC ID A3LSMF721U) are 0.19 W/kg at the head and 0.77 W/kg when worn on the body. The hotspot/Airplay SAR level is 1.01 W/kg. Simultaneous transmission SAR values (cellular + Wi-Fi) include: 1.56 W/kg at the head, 1.16 W/kg on the body, and 1.59 W/kg when used as a hotspot.

SAR Ranking

Test	Value	Rank	% of Limit
Head (Cellular)	0.19 W/kg	Check Rank	11.88%
Body (Cellular)	0.77 W/kg	Check Rank	48.13%
Hotspot (Cellular)	1.01 W/kg	Check Rank	63.13%
Head (WiFi+Cell)	1.56 W/kg	Check Rank	97.50%
Body (WiFi+Cell)	1.16 W/kg	Check Rank	72.50%
Hotspot (WiFi+Cell)	1.59 W/kg	Check Rank	99.38%

Specifications

ℹ️ General

ℹ️ Phone: Samsung Galaxy Z Flip4
ℹ️ Technology: GSM / CDMA / HSPA / EVDO / LTE / 5G
ℹ️ Announced: August 10, 2022
ℹ️ Status: Available. Released 2022, August 25
ℹ️ Price: C$ 1,100.00 / ₹ 71,850 / $ 564.00 / £ 799.99 / € 789.90
ℹ️ Model Names: SM-F721B, SM-F721B/DS, SM-F721N, SM-F721U, SM-F721U1, SM-F721W
ℹ️ General Review:

📱 Display

📱 Type: Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)
📱 Size: 6.7 inches, 101.5 cm2 (~85.4% screen-to-body ratio)
📱 Resolution: 1080 x 2640 pixels (~426 ppi density)
📱 Protection:
📱 Features: N/A
📱 Display Test: Contrast ratio: Infinite (nominal)
📱 Display Review:
Introduction:
In this review, we will be taking a closer look at the cell phone specs of the Samsung Galaxy Z Flip4. These features have been designed to enhance your user experience and improve the overall functionality of your phone.
Display:...
Continue reading
Introduction:
In this review, we will be taking a closer look at the cell phone specs of the Samsung Galaxy Z Flip4. These features have been designed to enhance your user experience and improve the overall functionality of your phone.
Display:
The Samsung Galaxy Z Flip4 boasts a Foldable Dynamic AMOLED 2X display with a 120Hz refresh rate, HDR10+ compatibility, and a peak brightness of 1200 nits. This technology is a significant improvement over the TFT and IPS displays of older models.
Notable feature differences include the foldable design, which allows for a larger screen size without sacrificing portability. The 120Hz refresh rate ensures smoother scrolling and better visual performance, while HDR10+ compatibility delivers superior contrast and color accuracy.
As pitchman Billy Mays would say, "But wait, there's more!" The Samsung Galaxy Z Flip4 also has an impressive screen-to-body ratio of 85.4%, meaning more screen real estate for your viewing pleasure.
Conclusion:
Overall, the display specs of the Samsung Galaxy Z Flip4 are top-notch and provide a superior viewing experience. If you're in the market for a new phone and prioritize a high-quality display, the Samsung Galaxy Z Flip4 is definitely worth considering. With its foldable design and advanced display technology, this phone is sure to impress.
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📷 Camera

📷 Main Camera: Dual Camera: 12 MP, f/1.8, 24mm (wide), 1/1.76", 1.8m, Dual Pixel PDAF, OIS
12 MP, f/2.2, 123 (ultrawide), 1.12m
📷 Main Features: LED flash, HDR, panorama
📷 Video: 4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+
📷 Selfie Camera: Single Camera: 10 MP, f/2.4, 26mm (wide), 1.22m
📷 Selfie Camera Features: HDR
📷 Selfie Camera Video: 4K@30fps
📷 Camera Review:

🔋 Battery

🔋 Type: Li-Po 3700 mAh, non-removable
🔋 Battery Test:
🔋 Charging: 25W wired, 50% in 30 min (advertised)
15W wireless
4.5W reverse wireless
🔋 Battery Review:

⚙️ Hardware

⚙️ Operating System: Android 12, upgradable to Android 13, One UI 5
⚙️ Chipset: Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
⚙️ CPU: Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
⚙️ GPU: Adreno 730
⚙️ Performance: AnTuTu: 685754 (v8) | 800001 (v9)
GeekBench: 3913 (v5.1)
GFXBench: 74fps (ES 3.1 onscreen)
⚙️ Internal Storage: 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
⚙️ Card Slot: No
⚙️ Sensors: Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
⚙️ Hardware Review:

🛜 Connectivity

🛜 Wi-fi: Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
🛜 Bluetooth: 5.2, A2DP, LE
🛜 USB: USB Type-C 2.0, USB On-The-Go
🛜 GPS: GPS, GLONASS, GALILEO, BDS
🛜 NFC: Yes
🛜 Radio: No
🛜 Connectivity Review:

🔊 Sound

🔊 Loudspeaker: Yes, with stereo speakers
🔊 3.5mm Jack: No
🔊 Loudspeaker Test: -27.5 LUFS (Good)
🔊 Sound Review:

🎨 Design

🎨 Type: Bar
🎨 Dimensions: Unfolded: 165.2 x 71.9 x 6.9 mm Folded: 84.9 x 71.9 x 15.9-17.1 mm
🎨 Weight: 187 g (6.60 oz)
🎨 Colors: Bora Purple, Graphite, Pink Gold, Blue, Yellow, White, Navy, Khaki, Red
🎨 Build: Plastic front (opened), glass back (Gorilla Glass Victus+), aluminum frame
🎨 Design Review:

🗼 Network

🗼 Speed: HSPA, LTE-A (6CA), 5G
🗼 SIM: Nano-SIM and eSIM
🗼 2G Network: GSM 850 / 900 / 1800 / 1900
🗼 3G Network: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
🗼 4G Network: LTE
🗼 5G Network: SA/NSA/Sub6/mmWave
🗼 Network Review:

⚠️ FCC SAR Levels

⚠️ FCC Approval Date: 28-08-2022
⚠️ FCC ID: A3LSMF721U
⚠️ FCC Report Link: FCC Specific Absorption Rate (SAR) Report For Manufacturer Submitted Model
⚠️ US SAR Ratings: USA Legal Limit is 1.6 W/kg - FCC SAR testing is measured in watts per kilogram (or W/kg) averaged over ONE gram of simulated biological tissue.
⚠️ Head SAR Level: 0.19 W/kg
⚠️ Body SAR Level: 0.77 W/kg
⚠️ Product Specific Use: 1.01 W/kg
⚠️ Simultaneous Transmission: 1.59 W/kg
⚠️ Simultaneous Head: 1.56 W/kg
⚠️ Simultaneous Body: 1.16 W/kg
⚠️ Hotspot SAR: 1.59 W/kg