Category Breakdown
Motorola KRZR K3
Samsung Z400
Performance
24.620.7
Camera
8.739.6
Display
32.332.3
Battery
8.61.6
Build
14.215.6
Connectivity
10.510.5
Audio
8.98.9
Overall
11.413.4
Summary
- The Motorola KRZR K3 and Samsung Z400 both feature a 2.0-inch TFT display with a resolution of 240 x 320 pixels and a pixel density of approximately 200 ppi.
- In terms of performance, the KRZR K3 has 50MB of RAM compared to the Z400's 30MB, which may offer slightly better multitasking capabilities.
- Both devices have a 2 MP rear camera, but the Z400 supports video recording while the KRZR K3 does not.
- The KRZR K3 has a battery capacity of 910 mAh, while the Z400's battery capacity is unspecified.
- In terms of build quality, the KRZR K3 is lighter at 110g and has more compact dimensions compared to the Z400, which weighs 107g but is slightly bulkier.
- Both phones lack advanced software features and connectivity options, such as WiFi and modern Bluetooth versions.
Side-by-side Specification Comparison
Motorola KRZR K3
Samsung Z400
General
Release Date
2007
2006
Announced
2007
2006
Description
N/A
N/A
Display
Size
2"
2"
Type
TFT, 256K colors
TFT, 256K colors
Resolution
240 x 320 pixels, 4:3 ratio (~200 ppi density)
240 x 320 pixels, 4:3 ratio (~200 ppi density)
PPI
240
240
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
N/A
CPU
N/A
N/A
GPU
N/A
N/A
Memory
50MB
30MB
Expandable Storage
✗
✗
Card Slot
microSD (dedicated slot)
microSD (dedicated slot)
Camera
Main Camera
2 MP
2 MP
Main Camera Features
N/A
N/A
Front Camera
VGA videocall camera
VGA videocall camera
Front Camera Features
N/A
N/A
Video Recording
QCIF
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
910 mAh
N/A
Battery Details
Removable Li-Ion 910 mAh battery
Removable battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
103 x 42.3 x 16.3 mm, 63 cc (4.06 x 1.67 x 0.64 in)
96.7 x 47.8 x 19.2 mm (3.81 x 1.88 x 0.76 in)
Weight
110 g
107 g
Materials
N/A
N/A
Colors
Dark Pearl Gray, Stone Gray
Silver, Black
Foldable
✗
✗
SAR
0.17 W/kg (head) 0.34 W/kg (body)
1.36 W/kg (head) 0.94 W/kg (body)
Connectivity
SIM
Mini-SIM
Mini-SIM
Network
GSM / HSPA
GSM / UMTS
Network Speed
HSPA 3.6/0.384 Mbps
Yes, 384 kbps
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
2.0, A2DP
1.2, A2DP
NFC
✗
✗
USB
miniUSB
Proprietary
IR Blaster
✗
✗
Headphone Jack
✗
✗
Radio
✗
✗
Positioning
No
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
No
No
Software & Security
Operating System
N/A
N/A
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
N/A

