Category Breakdown
BLU J6
Cat S40
Performance
54.354.3
Camera
42.142.1
Display
70.570.0
Battery
43.543.5
Build
68.868.8
Overall
54.354.2
Summary
- The BLU J6 features a larger 6.0-inch IPS LCD display with a resolution of 720 x 1440 pixels, while the Cat S40 has a smaller 4.7-inch display at 540 x 960 pixels.
- In terms of performance, the J6 is powered by a Mediatek MT6580 chipset with a quad-core 1.3 GHz CPU, compared to the Cat S40's Qualcomm Snapdragon 210 with a 1.1 GHz CPU.
- Both phones have an 8 MP rear camera, but the S40 can record video at 1080p@60fps, while the J6 is limited to 720p@30fps.
- The battery capacity of the S40 is slightly higher at 3000 mAh versus the J6's 2800 mAh.
- The J6 runs on Android 8.1 Oreo (Go edition), offering a more updated software experience compared to the S40's Android 5.1 Lollipop.
- Both devices weigh the same at 185g, but the S40 has a more compact build.
Side-by-side Specification Comparison
BLU J6
Cat S40
General
Release Date
2019
2015
Announced
2019
2015
Description
For USA
N/A
Display
Size
6"
4.7"
Type
IPS LCD
IPS LCD
Resolution
720 x 1440 pixels, 18:9 ratio (~268 ppi density)
540 x 960 pixels, 16:9 ratio (~234 ppi density)
PPI
720
540
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
Corning Gorilla Glass 4
Performance
Chipset
Mediatek MT6580 (28 nm)
Qualcomm MSM8909 Snapdragon 210 (28 nm)
CPU
Quad-core 1.3 GHz Cortex-A7
Quad-core 1.1 GHz Cortex-A7
GPU
Mali-400
Adreno 304
Memory
32GB 1GB RAM
16GB 1GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC
microSDXC (dedicated slot)
Camera
Main Camera
8 MP
8 MP
Main Camera Details
8 MP, (wide), 1/5.0", 1.12µm, AF
8 MP, AF
Front Camera
8 MP
2 MP
Front Camera Details
8 MP
2 MP
Video Recording
720p@30fps
1080p@60fps
Selfie Video
720p@30fps
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
2800 mAh
3000 mAh
Battery Details
Li-Po 2800 mAh, removable
Li-Ion 3000 mAh, non-removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
159.6 x 76.6 x 9.1 mm (6.28 x 3.02 x 0.36 in)
144.9 x 74.1 x 12.5 mm (5.70 x 2.92 x 0.49 in)
Weight
185 g
185 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Blue, Black, Brown
Black
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM
Network
GSM / HSPA
GSM / HSPA / LTE
Network Speed
HSPA 21.1/5.76 Mbps
HSPA, LTE Cat4 150/50 Mbps
5G
✗
✗
4G
✗
✓
WiFi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
4.1, A2DP, LE
4.1, A2DP, LE
NFC
✗
✓
USB
microUSB 2.0
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS, GLONASS
Software
Operating System
Android 8.1 Oreo (Go edition)
Android 5.1 (Lollipop)
OS Version
Android 8.1 Oreo (Go edition)
Android 5.1 (Lollipop)
Security
Fingerprint
✓
✗
Face Unlock
✗
✗
Sensors
Fingerprint (rear-mounted), accelerometer, proximity
Accelerometer, proximity, compass
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

