Category Breakdown
Philips 399
Yezz Classic Z51
Performance
54.354.3
Camera
41.841.8
Display
53.453.4
Battery
43.543.5
Build
70.870.8
Overall
51.051.0
Summary
- The Philips 399 features a larger 2.6-inch TFT resistive touchscreen with a resolution of 240 x 320 pixels, while the Yezz Classic Z51 has a smaller 1.3-inch TFT display with the same resolution but a higher pixel density.
- In terms of performance, the Philips offers 11GB of RAM compared to the Yezz's 8GB, although both have limited storage.
- Both phones have a 1.3 MP rear camera without optical image stabilization, but the Yezz supports video recording.
- The Philips has a slightly larger battery capacity at 820 mAh versus the Yezz's 800 mAh, and both devices lack fast charging and wireless capabilities.
- The build quality of the Philips is more compact and lighter, while the Yezz is thicker and heavier, and it includes a headphone jack, which the Philips does not.
Side-by-side Specification Comparison
Philips 399
Yezz Classic Z51
General
Release Date
2007
2015
Announced
2007
2015
Description
N/A
N/A
Display
Size
2.6"
1.3"
Type
TFT resistive touchscreen, 256K colors
TFT, 65K colors
Resolution
240 x 320 pixels, 4:3 ratio (~154 ppi density)
240 x 320 pixels, 4:3 ratio (~308 ppi density)
PPI
240
240
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
N/A
CPU
N/A
N/A
GPU
N/A
N/A
Memory
11MB
8MB 8MB
Expandable Storage
✗
✗
Card Slot
microSD (dedicated slot)
microSDHC
Camera
Main Camera
1.3 MP
1.3 MP
Main Camera Details
1.3 MP
1.3 MP
Front Camera
N/A
N/A
Front Camera Details
N/A
N/A
Video Recording
120p
Yes
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
820 mAh
800 mAh
Battery Details
Removable Li-Ion 820 mAh battery
Li-Ion 800 mAh, removable
Charging Details
N/A
Charging dock
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
102 x 49 x 13 mm (4.02 x 1.93 x 0.51 in)
100.5 x 50.5 x 17.8 mm (3.96 x 1.99 x 0.70 in)
Weight
80 g
86 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Matt Black, High Glossy Black, Red
Black, White
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Dual SIM (Mini-SIM)
Network
GSM
GSM
Network Speed
N/A
N/A
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
2.0, A2DP
3.0, EDR
NFC
✗
✗
USB
miniUSB
microUSB
IR Blaster
✗
✗
Headphone Jack
✗
✓
Radio
✗
✗
Positioning
No
No
Software
Operating System
N/A
N/A
OS Version
N/A
N/A
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
N/A
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
No
Yes

