BlackBerry Curve 8520 vs Samsung Galaxy M33 (SM-M336BU/DS 128GB/8GB)

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Side by side comparison between BlackBerry Curve 8520 vs Samsung Galaxy M33 phones, differences, pros, cons and full specifications. What's the better?

7/6/2025 5:26 PM, updated: 7/6/2025 5:30 PM

Compare Samsung Galaxy M33 X BlackBerry Curve 8520 02Points

Specifications Compare Models Pictures

2.46"
TFT

320x240

2
MP

128MB
RAM

Single-core

1150
mAh

(Removable)

30Points Samsung Galaxy M33 (SM-M336BU/DS 128GB/8GB) Compare BlackBerry Curve 8520 X

Specifications Compare Models Pictures

6.6"
PLS

1080x2408

50
MP

8mp

8GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M33 (SM-M336BU/DS 128GB/8GB)

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!

2 Advantages BlackBerry Curve 8520	vs	30 Advantages Samsung Galaxy M33 (SM-M336BU/DS 128GB/8GB)
+106 grams (3.71 ounces)87% Lighter	vs	198 grams (6.93 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
512MHz 32bit Single-core	vs	+2.4GHz 64bit Octa-core (5nm)8 times More powerful processor, you can open your applications faster
128MB SDRAM	vs	+8GB LPDDR4X63 times More RAM memory. Typically more responsive and better for multitasking.
256MB	vs	+128GB (101GB available)403 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 1TB microSD, microSDXC31 times More external storage for files using memory cards
13.9 millimeters (0.55 inches)	vs	+9.4 millimeters (0.37 inches)48% Thinner
TFT LCD	vs	+TFT PLSAdvantage TFT PLS display is brighter and more vivid
65 thousand	vs	+16 million245 times More colors on the screen is better quality images and videos
320x240 pixels	vs	+1080x2408 pixels33 times Higher resolution screen
163 PPI	vs	+400 PPI145% Crisper display of text, images and videos because it has more pixels per inch (ppi)
2.46"	vs	+6.6"168% Larger screen
(back) 2MP	vs	+(quad camera) 50MP + 5MP + 2MP + 2MP30 times Higher resolution main camera
Not supported	vs	+LED flashAdvantage The LED flash helps in dark places or in low light
Not supported	vs	+PDAF: phase detection autofocusAdvantage Best autofocus type for taking pictures
Not supported	vs	+(front) 8MPAdvantage A front-camera is best for taking selfies
QVGA (320x240)	vs	+4K UHD (3840x2160)107 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 EDGE	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(2G EDGE) 0.236 Mbps	vs	+(5G Sub6) 2000 Mbps8474 times Faster for surfing the internet and download files
Not supported	vs	+Capacitive MultitouchAdvantage The touch screen facilitates the use of the device
Not supported	vs	+Accelerometer, Compass, Gyroscope, Face unlock 2D, Fingerprint sensor (side-mounted), Virtual proximity sensor, Virtual ambient light sensorAdvantage Sensors help you use the device
1150 mAh	vs	+6000 mAh4 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Video callingAdvantage The video calling allows to make calls with voice and video
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSAdvantage 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 [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
2.0 + A2DP	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
WAP, HTML	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

5 Common items in both devices

Only digital zoom

Hands-free calling

Vibrating alert

3.5mm jack

MicroUSB 2.0 / USB 2.0 Type-C, USB OTG On-The-Go

+ 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

📱 Model features
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Change model		Choose the model
Model	Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Other model names	RIM BlackBerry Curve 8520, RIM Gemini	Galaxy M33 5G SM-M336BU/Dual-SIM
Country or region available	feature not registered	Bangladesh, India, Myanmar
Brand	BlackBerry	Samsung
Release date	8/3/2009	4/8/2022, Announced: 3/4/2022
Depth	13.9 millimeters (0.55 inches)	9.4 millimeters (0.37 inches)
Size (width x height)	60 x 109 millimeters (2.36 x 4.29 in)	76.9 x 165.4 millimeters (3.03 x 6.51 in)
Weight	106 grams (3.71 ounces)	198 grams (6.93 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Display type	TFT LCD	TFT PLS
Screen size	2.46" inches	6.6" inches
Screen-to-body ratio	~28.7% (screen-to-body ratio)	~82.5% (screen-to-body ratio)
Display resolution	320x240 pixels	1080x2408 pixels (20:9)
Touchscreen	Not supported	Capacitive Multitouch
Pixel density (dot pitch)	163 PPI	400 PPI
Colors	65 thousand	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	feature not registered	120Hz
Display features	feature not registered	Not supported
🤖 Operating System
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
System version	BlackBerry OS 4.6	Android 12
Firmware update	BlackBerry OS 5.0	Android 15
User Interface	feature not registered	One UI 4 / 5 / 6 / 7
⚙️ Processor
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Chipset	32bit: Freescale MXC275-30	64bit: Samsung Exynos 1280 (5nm)
CPU	Single-core, 1 processor: 1x 512MHz ARM1136JF-S (Single-core)	Octa-core, 2 processors: 2x 2.4GHz ARM Cortex-A78 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controller	feature not registered	ARM Mali-G68 (1GHz)
Performance (benchmark)	feature not registered	AnTuTu: 471844 (v10)
💽 Memory and storage
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
RAM memory	128MB SDRAM	8GB LPDDR4X
Internal storage	256MB	128GB (101GB available) UFS 2.2
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	0.236 Mbps	2000/1024 Mbps
Network technology	2G	2G, 3G, 4G, 5G
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	Not supported	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78)
Primary data network	CSD, GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Back camera (main camera)	2 megapixels	(quad camera) 50 megapixels 5MP ultrawide f/2.2123° 2MP depth f/2.4 2MP macro f/2.4
Main camera resolution	1600x1200 pixels	8160x6120 pixels
Video recording (primary)	QVGA (320x240)	4K UHD (3840x2160) 30 fps
Flash	Not supported	LED flash
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Not supported	PDAF: phase detection autofocus
Touch focus	feature not registered	Supported
Image stabilization	feature not registered	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	feature not registered	Face detection, Smile detection
BSI sensor	feature not registered	Supported
HDR	feature not registered	HDR photo on both cameras
Camera extras	feature not registered	4K@30fps 1080p@30fps
📸 Front camera
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Front camera (secondary)	Not supported	8 megapixels
Front camera resolution	Not supported	3264x2448 pixels
Video recording (secondary)	Not supported	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	feature not registered	2 microphones
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	2.0 + A2DP	5.1 + A2DP/LE
WiFi	802.11 b/g [wifi3] (2.4GHz)	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	feature not registered	Not supported
GPS	Not supported	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	feature not registered	Not supported
🧭 Sensors
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Sensors	Not supported	Accelerometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Virtual ambient light sensor Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	1150 mAh	6000 mAh
Charger, watts	Wired charging	25W Wired fast charging 4.5W Reverse charging by cable
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	4.5 hours	44 hours (1.8 days)
Standby	408 hours (17 days)	feature not registered
➕ Other features
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Not supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	WAP, HTML	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Fixed QWERTY keyboard	Not supported
Miscellaneous	• Colors: Black • 1GB microSD included • Touch-sensitive optical trackpad • UMA • GMA • Java framework	• Colors: Blue, Green, Brown
☢️ Radiation rate
	BlackBerry Curve 8520	Galaxy M33 (SM-M336BU/DS 128GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	1.042W/kg (head), 1.378W/kg (body)