vs
BLU D440
Xiaomi Redmi Note 4
Top 86%757 points
Top 86%
Top 49%2,810 points
Top 49%
BLU D440
Xiaomi Redmi Note 4
Top specs and features

BLU D440 vs Xiaomi Redmi Note 4: 83 facts in comparison

1. battery power

2.28x more battery power.
1800mAh
Energizer Power Max P16K Pro: 16000mAh
4100mAh

2. total clock speed

2.87x faster CPU clock speed.
4 x 1.5GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
2 x 2.1GHz & 4 x 1.85GHz & 4 x 1.4GHz(MediaTek Helio X20)

3. pixel density

1.64x higher pixel density.
245ppi
Sony Xperia H8541: 847ppi
401ppi

4. screen size

The bigger the screen size is, the better the user experience.
4.5"
Samsung Galaxy J Max: 7"
5.5"

5. RAM

3GB more RAM memory.
1GB
Vivo NEX S: 8GB
4GB

6. megapixels

2.6x more megapixels (main camera).
5MP
Huawei Mate RS Porsche Design: 40 & 20 & 8MP
13MP

7. resolution

4x higher resolution.
540 x 960px
Sony Xperia H8541: 2160 x 4320px
1080 x 1920px

8. front camera megapixels

3.85x more megapixels (front camera).
1.3MP
Wiko View2 Pro: 16 & 16MP
5MP

9. has an external memory slot

The device has a standard memory slot (such as an SD or micro SD card slot) so that you can either extend the internal storage with affordable memory modules or you can retrieve data, such as photographs, easily from a memory card.
BLU D440
Xiaomi Redmi Note 4
85% have it

10. weight

30g lighter.
145g
Samsung Galaxy J8: 0g
175g

11. every pixel has three subpixels

The device has a display with three full subpixels per pixel, resulting in a sharp and crisp picture. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.
BLU D440
Xiaomi Redmi Note 4
77% have it

12. thickness

2.4mm thinner.
10.8mm
Asus Zenfone AR 64GB: 4.6mm
8.4mm

13. internal storage

60GB more internal storage.
4GB
Smartisan Nut R1: 1024GB
64GB

14. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
BLU D440
Xiaomi Redmi Note 4
86% have it

15. download speed

14.29x faster downloads.
21MBits/s
Coolpad Cool Play 6: 1500MBits/s
300MBits/s

16. has a radio

It works as an FM radio with included headsets
BLU D440
Xiaomi Redmi Note 4
67% have it

17. video recording (main camera)

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.
1080 x 30fps
Xiaomi Mi 8 64GB: 2160 x 60fps
1080 x 30fps

18. has an IPS screen

IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of normal TFTs TN-matrices: relatively slow response times, small viewing angles and low quality color reproduction.
BLU D440
Xiaomi Redmi Note 4
54% have it

19. width

9mm narrower.
67mm
Vertu Signature for Bentley: 42mm
76mm

20. Has fast 802.11ac WiFi connection

802.11ac wireless works on the 5GHz frequency range. It offers higher transfer rates, improved reliability and improved power consumption. It provides advantages for gaming and HD video streaming.
BLU D440
Xiaomi Redmi Note 4
34% have it

21. Has a dual-tone LED flash

A dual-tone flash has LED lights with different color temperatures, delivering a better color balance to photos and videos.
BLU D440
Xiaomi Redmi Note 4
26% have it

22. Has a fingerprint scanner

The device has a fingerprint scanner which identifies the user.
BLU D440
Xiaomi Redmi Note 4
32% have it

23. height

18mm shorter.
133mm
Motorola FlipOut: 67mm
151mm

24. Bluetooth version

0.2 newer Bluetooth version.
4
Samsung Galaxy S8 Active: 5.1
4.2

25. has a BSI sensor

A BSI (backside illuminated) sensor is a camera image sensor which captures better quality images in poor lighting conditions, and offers better overall sharpness and image quality.
BLU D440
Xiaomi Redmi Note 4
32% have it

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