Product comparison · 2 laptops

Lenovo ThinkPad Edge E520 Intel® Core™ i3 i3-2310M vs Lenovo ThinkPad T420i Intel® Core™ i3 i3-2310M

124specifications compared
13differ
111identical
17known for one product only

Key differences

Display diagonal
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:39.6 cm (15.6")
- ThinkPad T420i Intel® Core™ i3 i3-2310M:35.6 cm (14")
Total storage capacity
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:500 GB
- ThinkPad T420i Intel® Core™ i3 i3-2310M:320 GB
HDMI ports quantity
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:1
- ThinkPad T420i Intel® Core™ i3 i3-2310M:0
DisplayPorts quantity
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:0
- ThinkPad T420i Intel® Core™ i3 i3-2310M:1
Motherboard chipset
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:Intel QM65
- ThinkPad T420i Intel® Core™ i3 i3-2310M:Intel® QM67 Express
Full-size keyboard
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:Yes
- ThinkPad T420i Intel® Core™ i3 i3-2310M:No
Cable lock slot
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:Yes
- ThinkPad T420i Intel® Core™ i3 i3-2310M:No
Weight
- ThinkPad Edge E520 Intel® Core™ i3 i3-2310M:2.4 kg
- ThinkPad T420i Intel® Core™ i3 i3-2310M:2.24 kg

Side by side

Differences highlightedShow differences only

Comparison of E520, T420i
141 specifications	A Lenovo ThinkPad Edge E520 Intel® Core™ i3 i3-2310M Model E520 View product	B Lenovo ThinkPad T420i Intel® Core™ i3 i3-2310M Model T420i View product
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
Storage1 differ
Total storage capacityDiffers	500 GB	320 GB
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD	Unknown — not stated by the source
Graphicsidentical
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Audioidentical
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Ports & interfaces2 differ
HDMI ports quantityDiffers	1	0
DisplayPorts quantityDiffers	0	1
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
ExpressCard slotKnown for one	Yes	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel QM65	Intel® QM67 Express
Keyboard1 differ
Full-size keyboardDiffers	Yes	No
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
CertificationKnown for one	EPEAT Gold, RoHS	Unknown — not stated by the source
Wi-Fi certifiedKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions5 differ
WeightDiffers	2.4 kg	2.24 kg
WidthDiffers	375 mm	340 mm
DepthDiffers	245 mm	229.8 mm
Height (front)Differs	2.8 cm	2.99 cm
Height (rear)Differs	3.3 cm	3.04 cm
Other features1 differ
Compliance industry standardsDiffers	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	IEEE 802.3/802.3u/802.3ab
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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