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Keyboard comparison

Logitech K400 Plus vs Logitech K375s

Compare layout, connection, battery and typing feel.

Compared products
01Selected
Logitech K400 Plus

Logitech K400 Plus

  • 390 g.
  • 2.4 GHz wireless connection.
  • Battery: 2 × AA.
  • Customization software: Logitech Options.
KSh 5,900In Stock
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02
Logitech K375s

Logitech K375s

  • 475 g.
  • 2.4 GHz wireless and Bluetooth connection.
  • Battery: 2 × AAA batteries.
  • No companion app.
  • Power switch.
KSh 7,500Out of Stock

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2 spaces available

Logitech K360KSh 4,500
Logitech MK250 Mouse and Keyboard ComboKSh 4,450
Logitech Pebble Keys 2 K380sKSh 7,700
Logitech MK330KSh 5,700
Logitech MK270KSh 4,600
Logitech MK345 Keyboard and Mouse ComboKSh 6,000
Logitech MK295KSh 5,200
2 of 4 products

Our quick verdict

Choose the Logitech K400 Plus if you want a lighter build (390 g). Choose the Logitech K375s if you want a slimmer 20.5 mm body and up to 24 months of battery life.

Weight

Logitech K400 Plus
390 g
Logitech K375s
475 g

Battery capacity

Logitech K400 Plus
2 × AA
Logitech K375s
2 × AAA batteries

Connections

Logitech K400 Plus
2.4 GHz wireless Unifying USB receiver
Logitech K375s
Bluetooth Smart

Customization software

Logitech K400 Plus
Logitech Options
Logitech K375s
None

Type

Logitech K400 Plus
Computer keyboard
Logitech K375s
Wireless multi-device keyboard

Key differences

The main differences to help you choose.

Logitech K400 Plus

  • Lighter: 390 g (vs 475 g).
  • Power: 2 × AA.
  • Also in the box: keyboard.

Logitech K375s

  • Slimmer: 20.5 mm thick (vs 23.5 mm).
  • Longer rated battery life: up to 24 months (vs 18).
  • Power: 2 × AAA batteries.
  • Also in the box: universal stand.
  • Numeric keypad.
  • Connects to two devices at once.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

6 priorities selected.
How each product answers the selected priorities
PriorityLogitech K400 PlusLogitech K375s
Connections2.4 GHz wireless Unifying USB receiverBluetooth Smart
Battery lifeUp to 18 months of battery lifeUp to 24 months of battery life
Weight390 g475 g
Battery capacityBattery: 2 × AABattery: 2 × AAA batteries
Customization softwareLogitech OptionsNone
TypeComputer keyboardWireless multi-device keyboard

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
BrandLogitechLogitech
ModelK400 Plus (920-007145)K375s Multi-Device
TypeComputer keyboardWireless multi-device keyboard
LayoutUS International (QWERTY)Full-size
ColorBlackGraphite
Announced—2016
Material—Plastic

Design

Design specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
Dimensions139.9 × 354.3 × 23.5 mm435.5 × 137.5 × 20.5 mm
Weight390 g with batteries475 g with batteries

Connectivity

Connectivity specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
Connection Type2.4 GHz wireless Unifying USB receiverWireless
Wireless ReceiverUnifying USB receiver includedLogitech Unifying USB-A receiver
Wireless RangeUp to 10 mUp to 10 m
Wireless Technology—Bluetooth Smart; Logitech Unifying 2.4GHz
Bluetooth—Bluetooth Smart
Multi-Device Connection—Yes — up to 3 devices
Connector—Not applicable
Cable——
Cable Length——

Battery & Power

Battery & Power specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
Battery Type2 × AA2 × AAA batteries
Battery LifeUp to 18 monthsUp to 24 months
Battery Capacity—Not applicable
Charging Port——
Charging Time——
Power Switch—Yes
Battery Indicator—Yes

Lighting & Features

Lighting & Features specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
Customization SoftwareLogitech OptionsNone
Special FeaturesDedicated volume keys; second left-click button Two AA batteries; up to 10 m wireless range; compatible with Windows 7 or later, Android 7 or later and ChromeOS.Easy-Switch; included universal phone/tablet stand; spill-resistant design
Backlighting—None
Lighting Technology—Not applicable
Brightness Adjustment——
Ambient Light Sensor—No
Proximity Sensor—No
Wrist Rest—No
Onboard Memory—No
Profiles / Macros—No

System Requirements

System Requirements specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
WindowsWindows 7 or laterWindows 7 or later
Other Operating SystemsAndroid 7 or later; ChromeOSChromeOS; Android 5.0 or later; iOS 5 or later
macOS—macOS 10.10 or later
Required Port / Connection—Bluetooth or USB-A port
Software—Logitech Options optional

What's in the Box

What's in the Box specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
In the BoxKeyboard; Logitech Unifying receiver; 2 AA batteries (pre-installed); User documentationK375s keyboard, universal stand, Unifying receiver, 2 AAA batteries, documentation

Keys & Switches

Keys & Switches specifications comparison
SpecificationLogitech K400 PlusLogitech K375s
Switch Type—Membrane
Switches—Low-profile quiet keys
Switch Options—Not applicable
Dedicated Multimedia Keys—Yes — function-row shortcuts
Programmable Keys—No
Numeric Keypad—Yes

Similarities

  • Both connect with a USB receiver.
  • Both have a range of up to 10 m.
  • Both are made by Logitech.

In summary

Choose K375s for longer rated battery life and a slimmer build; K400 Plus offers a lighter build.

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In-stock alternatives

Logitech MK345 Keyboard and Mouse ComboFor Logitech K400 PlusLogitech MK345 Keyboard and Mouse ComboView product ↗Logitech MK330For Logitech K400 PlusLogitech MK330View product ↗Logitech Pebble Keys 2 K380sFor Logitech K375sLogitech Pebble Keys 2 K380sView product ↗

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