Product comparison · 2 network cards

Lenovo 4XC1K20993 network card Internal WWAN 1000 Mbit/s vs Lenovo 4XC1K20994 network card Internal WWAN 1000 Mbit/s

18specifications compared
1differ
17identical
7known for one product only

Key differences

Operating temperature (T-T): -20 - 65 °C on the Lenovo 4XC1K20993 network card Internal WWAN 1000 Mbit/s, -10 - 55 °C on the Lenovo 4XC1K20994 network card Internal WWAN 1000 Mbit/s.

Operating temperature (T-T)
- 4XC1K20993 network card Internal WWAN 1000 Mbit/s:-20 - 65 °C
- 4XC1K20994 network card Internal WWAN 1000 Mbit/s:-10 - 55 °C

Side by side

Differences highlightedShow differences only

Comparison of 4XC1K20993, 4XC1K20994
25 specifications	A Lenovo 4XC1K20993 network card Internal WWAN 1000 Mbit/s Model 4XC1K20993 View product	B Lenovo 4XC1K20994 network card Internal WWAN 1000 Mbit/s Model 4XC1K20994 View product
Ports & interfacesidentical
Connectivity technology	Wireless	Wireless
Host interface	M.2	M.2
Interface	WWAN	WWAN
Networkidentical
Maximum data transfer rate	1000 Mbit/s	1000 Mbit/s
3G standardsKnown for one	WCDMA	Unknown — not stated by the source
4G standardKnown for one	LTE-TDD & LTE-FDD	Unknown — not stated by the source
Mobile network generation	4G	4G
MU-MIMOKnown for one	Yes	Unknown — not stated by the source
Designidentical
Internal	Yes	Yes
Component for	PC/Laptop	PC/Laptop
Antenna designKnown for one	Internal	Unknown — not stated by the source
Certification	CE for EU, KCC for Korea, IFT for Mexico, NTC for Philippines, ICASA for South Africa, NCC for Taiwan.	CE for EU, KCC for Korea, IFT for Mexico, NTC for Philippines, ICASA for South Africa, NCC for Taiwan.
Compatible productsKnown for one	ThinkPad X1 Carbon Gen 10	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supported	Windows 10, Windows 11	Windows 10, Windows 11
Operational conditions1 differ
Operating temperature (T-T)Differs	-20 - 65 °C	-10 - 55 °C
Storage temperature (T-T)Known for one	-40 - 85 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Weight & dimensionsidentical
Width	30 mm	30 mm
Depth	42 mm	42 mm
Height	2.3 mm	2.3 mm
Weight	6.2 g	6.2 g
Packaging dataidentical
Package width	53 mm	53 mm
Package depth	144 mm	144 mm
Package height	177 mm	177 mm
Package weight	30 g	30 g

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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