Skip to content

BlackBerry Curve 8520 vs Samsung Galaxy S25 Edge (SM-S937B/DS 256GB)

Side by side comparison between BlackBerry Curve 8520 vs Samsung Galaxy S25 Edge phones, differences, pros, cons and full specifications. What's the better?

,
2.46"
TFT

320x240

2
MP
128MB
RAM

Single-core

1150
mAh

(Removable)

vs
31Points Samsung Galaxy S25 Edge (SM-S937B/DS 256GB) Compare BlackBerry Curve 8520 X
6.7"
AMOLED

1440x3120

200
MP

12mp

12GB
RAM

Octa-core

3900
mAh

(Non removable)

What's the better phone? Samsung Galaxy S25 Edge (SM-S937B/DS 256GB)

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!

Curve 8520} 4 Advantages BlackBerry Curve 8520 vs Galaxy S25 Edge (SM-S937B/DS 256GB)} 31 Advantages Samsung Galaxy S25 Edge (SM-S937B/DS 256GB)
+Until 32GB microSD, microSDHCAdvantage
More external storage for files using memory cards
vsNot supported
+106 grams (3.71 ounces)54%
Lighter
vs163 grams (5.71 ounces)
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLi-Ion: lithium-ion (Non removable)
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
512MHz 32bit Single-corevs+4.47GHz 64bit Octa-core (3nm)16 times
More powerful processor, you can open your applications faster
128MB SDRAMvs+12GB LPDDR5X95 times
More RAM memory. Typically more responsive and better for multitasking.
256MBvs+256GB (220GB available)879 times
More internal storage for applications and files
13.9 millimeters (0.55 inches)vs+5.8 millimeters (0.23 inches)140%
Thinner
TFT LCDvs+LTPO AMOLEDAdvantage
LTPO AMOLED display is brighter and more vivid
65 thousandvs+16 million245 times
More colors on the screen is better quality images and videos
320x240 pixelsvs+1440x3120 pixels58 times
Higher resolution screen
163 PPIvs+513 PPI2 times
Crisper display of text, images and videos because it has more pixels per inch (ppi)
2.46"vs+6.7"172%
Larger screen
(back) 2MPvs+(dual camera) 200MP + 12MP109 times
Higher resolution main camera
Not supportedvs+LED flashAdvantage
The LED flash helps in dark places or in low light
Not supportedvs+PDAF: phase detection autofocus on both camerasAdvantage
Best autofocus type for taking pictures
Not supportedvs+(front) 12MPAdvantage
A front-camera is best for taking selfies
QVGA (320x240)vs+8K UHD (7680x4320)431 times
More image quality for recording videos with the primary camera
70000 apps (BlackBerry App World)vs+3500000 apps (Google Play Store)49 times
More apps available to download and use
2G EDGEvs+5G Sub6Advantage
The 5G Sub6 network is newer and faster
(2G EDGE) 0.236 Mbpsvs+(5G Sub6) 5000 Mbps21185 times
Faster for surfing the internet and download files
Not supportedvs+Capacitive MultitouchAdvantage
The touch screen facilitates the use of the device
Not supportedvs+Accelerometer, Proximity sensor, Compass, Ambient light sensor, Gyroscope, Barometer, Hall effect, Face unlock 2D, Fingerprint sensor (under display), UWB (Ultra Wideband)Advantage
Sensors help you use the device
1150 mAhvs+3900 mAh2 times
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+Video callingAdvantage
The video calling allows to make calls with voice and video
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
Not supportedvs+A-GPS, GeoTagging, GLONASS, GALILEO, BeiDouAdvantage
It's harder to lose yourself in the city with GPS on your device
802.11 b/g [wifi3]vs+802.11 a/b/g/n/ac/ax/be [wifi7/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6] is newer and faster
2.0 + A2DPvs+5.4 + A2DP/LEAdvantage
Bluetooth 5.4 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0vs+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
WAP, HTMLvs+HTML, XHTML, HTML5Advantage
Better sites viewing on the internet
Not supportedvs+Gorilla Glass Ceramic 2Advantage
Protection against scratches on the screen lets you carry your phone with your keys
Not supportedvs+IP68 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

3 Common items in both devices
Only digital zoom
Hands-free calling
Vibrating alert
+ 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

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Change model 
ModelCurve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Other model namesRIM BlackBerry Curve 8520, RIM GeminiGalaxy S25 Edge SM-S937B/Dual-SIM
Country or region availablefeature not registered(Global, International)
(Global, International)
BrandBlackBerrySamsung
Release date8/3/20095/29/2025, Announced: 5/13/2025
Depth13.9 millimeters (0.55 inches)5.8 millimeters (0.23 inches)
Size (width x height)60 x 109 millimeters (2.36 x 4.29 in)75.6 x 158.2 millimeters (2.98 x 6.23 in)
Weight106 grams (3.71 ounces)163 grams (5.71 ounces)
Build, materialsfeature not registeredAluminum frame, glass front/back
Back: Gorilla Glass Victus 2
Protection against water and othersNot supportedIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant

📲 Display

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Display typeTFT LCDLTPO AMOLED
Screen size2.46" inches6.7" inches
Screen-to-body ratio~28.7% (screen-to-body ratio)~92.1% (screen-to-body ratio)
Display resolution320x240 pixels1440x3120 pixels (19.5:9)
TouchscreenNot supportedCapacitive Multitouch
Pixel density (dot pitch)163 PPI513 PPI
Colors65 thousand16 million
Scratch-resistant glassNot supportedGorilla Glass Ceramic 2
Refresh ratefeature not registered120Hz
Display featuresfeature not registeredHDR10+

🤖 Operating System

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
System versionBlackBerry OS 4.6Android 15
Firmware updateBlackBerry OS 5.0feature not registered
User Interfacefeature not registeredOne UI 7.0

⚙️ Processor

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Chipset32bit: Freescale MXC275-3064bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)
CPUSingle-core, 1 processor:
1x 512MHz ARM1136JF-S (Single-core)
Octa-core, 2 processors:
2x 4.47GHz Oryon V2 Phoenix L (Dual-core)
6x 3.53GHz Oryon V2 Phoenix M (Hexa-core)
GPU graphical controllerfeature not registeredQualcomm Adreno 830 (1100MHz)
Performance (benchmark)feature not registeredAnTuTu: 2147092 (v10)
Geekbench: 9391 (v6)

💽 Memory and storage

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
RAM memory128MB SDRAM12GB LPDDR5X
Internal storage256MB256GB (220GB available)
UFS 4.0
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Not supported

📶 Mobile networks

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
nano-SIM (4FF) + e-SIM
Maximum Download / Upload0.236 Mbps5000/1024 Mbps
Network technology2G2G, 3G, 4G, 5G
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 networkNot supportedUMTS 850/900/1700/1900/2100
Primary 4G networkNot supportedLTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78)
Primary data networkCSD, GPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6

📷 Camera

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Back camera (main camera)2 megapixels(dual camera)
200 megapixels
12MP ultrawide f/2.213mm1/2.55"1.4µmPDAF
Main camera resolution1600x1200 pixels20000x10000 pixels
Video recording (primary)QVGA (320x240)8K UHD (7680x4320) 30 fps
FlashNot supportedLED flash
Focal aperturefeature not registeredf/1.7 (aperture)
Focal lengthfeature not registered24mm (lens)
Sensor sizefeature not registered1/1.3" inches
Pixel sizefeature not registered0.6µm pixel
AutofocusNot supportedPDAF: phase detection autofocus on both cameras
Touch focusfeature not registeredSupported
Image stabilizationfeature not registeredOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionfeature not registeredFace detection, Smile detection
BSI sensorfeature not registeredSupported
HDRfeature not registeredHDR photo/video on both cameras
Camera extrasfeature not registered8K@30fps
4K@30/60/120fps
1080p@30/60/120/240fps

📸 Front camera

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Front camera (secondary)Not supported12 megapixels
Front camera resolutionNot supported4000x3000 pixels
Video recording (secondary)Not supported4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.2 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/3.2" inches
Pixel sizefeature not registered1.12µm pixel

🔉 Sound and multimedia

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
LoudspeakerSupportedStereo sound
Active noise cancellationfeature not registered3 microphones
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
USBMicroUSB 2.0USB 3.2 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputNot supportedUSB Type-C (reversible)
Bluetooth2.0 + A2DP5.4 + A2DP/LE
WiFi802.11 b/g [wifi3] (2.4GHz)802.11 a/b/g/n/ac/ax/be [wifi7/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
DLNAfeature not registeredSupported
GPSNot supportedA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedSupported
Infrared portfeature not registeredNot supported

🧭 Sensors

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
SensorsNot supportedAccelerometer
Ambient light sensor
Barometer
Compass
Face unlock 2D
Fingerprint sensor (under display)
Gyroscope
Hall effect
Proximity sensor
UWB (Ultra Wideband)
Vibrating alertSupportedSupported

🔋 Battery

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Non removable)
Battery capacity1150 mAh3900 mAh
Charger, wattsWired charging25W Wired fast charging
Inductive / wireless chargingfeature not registered15W Qi2 wireless charging
Talk time autonomy4.5 hoursfeature not registered
Standby408 hours (17 days)feature not registered

➕ Other features

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingNot supportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserWAP, HTMLHTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardFixed QWERTY keyboardNot supported
Miscellaneous• Colors: Black
• 1GB microSD included
• Touch-sensitive optical trackpad
• UMA
• GMA
• Java framework
• Colors: Titanium Jetblack, Titanium Silver, Titanium Icyblue
• Samsung DeX

☢️ Radiation rate

BlackBerry Curve 8520Galaxy S25 Edge (SM-S937B/DS 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered1.17W/kg (head), 1.23W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered1.235W/kg (head), 1.25W/kg (body)
X

🍪 We use cookies to provide and improve our services. By using this website, you consent to cookies. Further details: Privacy policy.