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Samsung Galaxy Z Fold 4 (SM-F936B 512GB) vs Blu G91

Side by side comparison between Samsung Galaxy Z Fold 4 vs Blu G91 phones, differences, pros, cons and full specifications. What's the better?

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Compare Blu G91 X Samsung Galaxy Z Fold 4 (SM-F936B 512GB) 35Points
7.6"
AMOLED

1812x2176

50
MP

10mp

12GB
RAM

Octa-core

4400
mAh

(Non removable)

vs
6.5"
IPS

720x1600

16
MP

16mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy Z Fold 4 (SM-F936B 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!

Galaxy Z Fold 4 (SM-F936B 512GB)} 35 Advantages Samsung Galaxy Z Fold 4 (SM-F936B 512GB) vs G91} 6 Advantages Blu G91
+3.19GHz 64bit Octa-core (4nm)80%
More powerful processor, you can open your applications faster
vs1.8GHz 64bit Octa-core
+12GB LPDDR52 times
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR3
+512GB (447GB available)3 times
More internal storage for applications and files
vs128GB (108GB available)
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 5.1
+6.3 millimeters (0.25 inches)48%
Thinner
vs9.3 millimeters (0.37 inches)
+Aluminum frame, flexible plastic screen, glass backAdvantage
More resistant material
vsPlastic body, glass front
+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
vsTFT IPS LCD
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1812x2176 pixels2 times
Higher resolution screen
vs720x1600 pixels
+373 PPI38%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs270 PPI
+7.6"17%
Larger screen
vs6.5"
+(triple camera) 50MP + 10MP + 12MP189%
Higher resolution main camera
vs(quad camera) 16MP + 5MP + 2MP + 2MP
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+8K UHD (7680x4320)15 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+Android 14Advantage
Android 14 is newer and safer
vsAndroid 10
+5G Sub6Advantage
The 5G Sub6 network is newer and faster
vs4G LTE
+(5G Sub6) 3000 Mbps19 times
Faster for surfing the internet and download files
vs(4G LTE) 150 Mbps
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+CompassAdvantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+UWB (Ultra Wideband)Advantage
Sensors help you use the device
vsNot supported
+25W150%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs10W
+Qi Wireless charging (Qi/WPC)Advantage
Wireless charging is another way to charge the battery.
vsNot supported
+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
vs2 slots (Dual-SIM)
(dedicated slot)
+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
vsNot supported
+802.11 a/b/g/n/ac/ax [wifi6E/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6E/6] is newer and faster
vs802.11 a/b/g/n [wifi4]
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster
vs4.1 + A2DP
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C reversible connector
+IPX8 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
Not supportedvs+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
263 grams (9.21 ounces)vs+196 grams (6.86 ounces)34%
Lighter
(front) 10MPvs+(front) 16MP59%
Higher resolution secondary camera to take pictures and selfies
4400 mAhvs+5000 mAh14%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

17 Common items in both devices
16 million
LED flash
PDAF: phase detection autofocus / Autofocus
HDR photo/video on both cameras / HDR photo on both cameras
Capacitive
Multitouch
Accelerometer
+10 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 4 (SM-F936B 512GB)Blu G91
 
ModelGalaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Other model namesGalaxy Fold4 5G (SM-F936B/DS)BLU G91 G0410WW
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandSamsungBlu
Release date8/25/2022, Announced: 8/10/20222/24/2021
Depth6.3 millimeters (0.25 inches)9.3 millimeters (0.37 inches)
Size (width x height)130.1 x 155.1 millimeters (5.12 x 6.11 in)76.8 x 163.9 millimeters (3.02 x 6.45 in)
Weight263 grams (9.21 ounces)196 grams (6.86 ounces)
Build, materialsAluminum frame, flexible plastic screen, glass back
Back: Gorilla Glass Victus+
Plastic body, glass front
Protection against water and othersIPX8 certified: water resistant up to 1.5 meters and 30minNot supported

📲 Display

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Display typeDynamic AMOLEDTFT IPS LCD
Screen size7.6" inches6.5" inches
Screen-to-body ratio~90.8% (screen-to-body ratio)~81% (screen-to-body ratio)
Display resolution1812x2176 pixels720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)373 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh rate120Hz60Hz
Display features1200nits[peak]
HDR10+
Always-On Display
Extra display: Dynamic AMOLED 2X 6.2" (904x2316), 120Hz, Gorilla Glass Victus+
Not supported

🤖 Operating System

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
System versionAndroid 12Android 10
Firmware updateAndroid 14feature not registered
User InterfaceOne UI 4.1 / 5.1 / 6.0feature not registered

⚙️ Processor

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Chipset64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)64bit: MediaTek Helio A25 MT6762D (12nm)
CPUOcta-core, 3 processors:
1x 3.19GHz ARM Cortex-X2 (Single-core)
3x 2.75GHz ARM Cortex-A710 (Triple-core)
4x 2GHz ARM Cortex-A510 (Quad-core)
Octa-core, 2 processors:
4x 1.8GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
GPU graphical controllerQualcomm Adreno 730 (818MHz)PowerVR GE8320 600Mhz
Performance (benchmark)AnTuTu: 964622 (v9)
Geekbench: 3981 (v5.1)
GFXBench: 43fps (ES 3.1 onscreen)
feature not registered

💽 Memory and storage

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
RAM memory12GB LPDDR54GB LPDDR3
Internal storage512GB (447GB available)
UFS 3.1
128GB (108GB available)
eMMC 5.1
External storageNot supportedUntil 512GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF) + e-SIM
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload3000/1024 Mbps150/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat20 (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 Cat4 (1, 2, 3, 4, 5, 7, 12, 17, 28)
Primary 5G networkSA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat20 (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 networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, EDGE

📷 Camera

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Back camera (main camera)(triple camera)
50 megapixels
10MP telephoto f/2.466mm1.0µmPDAFOIS3x-optical-zoom
12MP ultrawide f/2.2123°12mm1.12µm
(quad camera)
16 megapixels
5MP ultrawide
2MP macro
2MP depth
Main camera resolution8160x6120 pixels4608x3456 pixels
Video recording (primary)8K UHD (7680x4320) 24 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)feature not registered
Focal length23mm (lens)feature not registered
Sensor sizefeature not registeredfeature not registered
Pixel size1µm pixelfeature not registered
AutofocusPDAF: phase detection autofocusAutofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomDigital and optical zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras8K@24fps
4K@30/60fps
1080p@30/60fps
1080p@240fps (slow motion)
720p@960fps (slow motion)
Extra cover camera: 4MP (f/1.8 2.0µm)
feature not registered

📸 Front camera

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Front camera (secondary)10 megapixels16 megapixels
Front camera resolution3872x2592 pixels4608x3456 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)feature not registered
Focal length24mm (lens)feature not registered
Sensor size1/3" inchesfeature not registered
Pixel size1.22µm pixelfeature not registered

🔉 Sound and multimedia

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
LoudspeakerStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Supported
Active noise cancellation2 microphones or moreNot supported
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
USBUSB 3.2 Type-C, USB OTG On-The-GoUSB 2.0 Type-C reversible connector
Audio outputType-C reversible connector3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.2 + A2DP/LE4.1 + A2DP
WiFi802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz)
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
SensorsAccelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Hall effect
Proximity sensor
UWB (Ultra Wideband)
Accelerometer
Ambient light sensor
Face unlock
Fingerprint sensor (rear-mounted)
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity4400 mAh5000 mAh
Charger, watts25W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
10W (5V/2A) Wired charging
Inductive / wireless charging15W Qi Wireless charging (Qi/WPC)
4.5W Reverse wireless charging
Not supported
Talk time autonomy39 hours (1.6 days)feature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Phantom Black, Graygreen, Beige, Burgundy
• Samsung DeX
• Samsung Pay
• S Pen (Stylus Pen)
• Colors: Blue, Green, Twilight
• Screen protector included
• Rugged case included

☢️ Radiation rate

Galaxy Z Fold 4 (SM-F936B 512GB)Blu G91
SAR 1.6W/kg (USA, Mexico, etc.)0.8W/kg (head), 0.92W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)1.301W/kg (head), 1.506W/kg (body)feature not registered
X

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