CAT B15 vs Xiaomi Redmi Note 9 (128GB/4GB)

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Side by side comparison between CAT B15 vs Xiaomi Redmi Note 9 phones, differences, pros, cons and full specifications. What's the better?

8/4/2020 2:52 PM, updated: 1/19/2023 2:42 AM

Compare Xiaomi Redmi Note 9 X CAT B15 03Points

Specifications Compare Models Pictures

4"
TFT

480x800

5
MP

0.3mp

512MB
RAM

Dual-core

2000
mAh

(Removable)

28Points Xiaomi Redmi Note 9 (128GB/4GB) Compare CAT B15 X

Specifications Compare Models Pictures

6.53"
IPS

1080x2340

48
MP

13mp

4GB
RAM

Octa-core

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9 (128GB/4GB)

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!

3 Advantages CAT B15	vs	28 Advantages Xiaomi Redmi Note 9 (128GB/4GB)
+170 grams (5.95 ounces)17% Lighter	vs	199 grams (6.97 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+IP67 certified, MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Water repellent nano-coating (don't immerse)
1GHz 32bit Dual-core	vs	+2GHz 64bit Octa-core (12nm)2 times More powerful processor, you can open your applications faster
512MB LPDDR2	vs	+4GB LPDDR4X7 times More RAM memory. Typically more responsive and better for multitasking.
4GB (2.49GB available)	vs	+128GB (106GB available)42 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 512GB microSD, microSDXC15 times More external storage for files using memory cards
15 millimeters (0.59 inches)	vs	+8.9 millimeters (0.35 inches)69% Thinner
TFT LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
480x800 pixels	vs	+1080x2340 pixels6 times Higher resolution screen
233 PPI	vs	+395 PPI70% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4"	vs	+6.53"63% Larger screen
(back) 5MP	vs	+(quad camera) 48MP + 8MP + 2MP + 2MP11 times Higher resolution main camera
Not supported	vs	+LED flashAdvantage The LED flash helps in dark places or in low light
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 0.3MP	vs	+(front) 13MP41 times Higher resolution secondary camera to take pictures and selfies
HD (1280x720)	vs	+Full HD (1920x1080)125% More image quality for recording videos with the primary camera
(front) VGA (640x480)	vs	+(front) Full HD (1920x1080)6 times More image quality for recording videos with the secondary camera
Android 4.1.2 Jelly Bean	vs	+Android 11Advantage Android 11 is newer and safer
3G HSUPA	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G HSUPA) 7.2 Mbps	vs	+(4G LTE-A) 300 Mbps41 times Faster for surfing the internet and download files
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
2000 mAh	vs	+5020 mAh151% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
3.0 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

14 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

Capacitive

Multitouch

Accelerometer

+7 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
	CAT B15	Redmi Note 9 (128GB/4GB)
Change model		Choose the model
Model	CAT B15	Redmi Note 9 (128GB/4GB)
Other model names	Caterpillar B15 Dual-sim	Mi Redmi Note 9 CX296VRD, CX296CIN, M2003J15SS/2003J15SC
Country or region available	(Global, International)	Brazil, China, India
Brand	CAT	Xiaomi
Release date	3/1/2013	5/12/2020, Announced: 4/30/2020
Depth	15 millimeters (0.59 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	69.5 x 125 millimeters (2.74 x 4.92 in)	77.2 x 162.3 millimeters (3.04 x 6.39 in)
Weight	170 grams (5.95 ounces)	199 grams (6.97 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	IP67 certified: dust proof and waterproof over 1 meter and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.	Water repellent nano-coating (don't immerse)
📲 Display
	CAT B15	Redmi Note 9 (128GB/4GB)
Display type	TFT LCD	TFT IPS LCD
Screen size	4" inches	6.53" inches
Screen-to-body ratio	~52.4% (screen-to-body ratio)	~83.5% (screen-to-body ratio)
Display resolution	480x800 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 2-points	Capacitive Multitouch
Pixel density (dot pitch)	233 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	450nits[typ]
🤖 Operating System
	CAT B15	Redmi Note 9 (128GB/4GB)
System version	Android 4.1.2 Jelly Bean	Android 10
Firmware update	feature not registered	Android 11
User Interface	feature not registered	MIUI 11 / 12
⚙️ Processor
	CAT B15	Redmi Note 9 (128GB/4GB)
Chipset	32bit: MediaTek MT6577	64bit: MediaTek Helio G85 (12nm)
CPU	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)	Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core)
GPU graphical controller	PowerVR SGX531T	ARM Mali-G52 MC2 (1GHz)
Performance (benchmark)	feature not registered	AnTuTu: 200451 (v8) Geekbench: 1292 (v5.1)
💽 Memory and storage
	CAT B15	Redmi Note 9 (128GB/4GB)
RAM memory	512MB LPDDR2	4GB LPDDR4X
Internal storage	4GB (2.49GB available)	128GB (106GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	CAT B15	Redmi Note 9 (128GB/4GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	7.2/5.76 Mbps	300/150 Mbps
Network technology	2G, 3G	2G, 3G, 4G
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	Latin America model: UMTS 850/1900 Europe/Africa model: UMTS 900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	CAT B15	Redmi Note 9 (128GB/4GB)
Back camera (main camera)	5 megapixels	(quad camera) 48 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm118° 2MP macro f/2.41.75µmAF 2MP depth f/2.41/5"1.7µm
Main camera resolution	2592x1944 pixels	8000x6000 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 30 fps
Flash	Not supported	LED flash
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	CAT B15	Redmi Note 9 (128GB/4GB)
Front camera (secondary)	0.3 megapixels	13 megapixels
Front camera resolution	640x480 pixels	4128x3096 pixels
Video recording (secondary)	VGA (640x480)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.3 (aperture)
Focal length	feature not registered	29mm lens
Sensor size	feature not registered	1/3.06" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	CAT B15	Redmi Note 9 (128GB/4GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	Not supported	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	CAT B15	Redmi Note 9 (128GB/4GB)
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	3.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	CAT B15	Redmi Note 9 (128GB/4GB)
Sensors	Accelerometer Ambient light sensor Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	CAT B15	Redmi Note 9 (128GB/4GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	2000 mAh	5020 mAh
Charger, watts	Wired charging	18W Wired fast charging 9W Reverse charging by cable
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	16 hours	33 hours (1.4 days)
Standby	456 hours (19 days)	feature not registered
➕ Other features
	CAT B15	Redmi Note 9 (128GB/4GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black • WiFi hotspot • Drop to concrete resistance from up to 1.8m • IP67 certified: dust and waterproof up to 1m for 30min • MIL-STD-810G certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant • Java framework	• Colors: Forest Green, Midnight Grey, Polar White • 22.5W charger (18W phone support)
☢️ Radiation rate
	CAT B15	Redmi Note 9 (128GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.84W/kg (head), 0.9W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.8W/kg (head), 1.14W/kg (body)