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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Dimensions
    2. Build Quality
    3. Ergonomics
    4. Hardware Customizability
    5. Backlight Features
    6. Backlight Clarity
    7. Cable & Connector
    8. Wireless Versatility
    9. Macro Keys And Programming
    10. Extra Features
    11. In The Box
  5. Typing Experience
    1. Typing Quality
    2. Typing Noise
    3. Switches
    4. Keystrokes
    5. Latency
  6. Performance
    1. Single-Key Latency
    2. Multi-Key Latency
    3. Data Transmission
    4. Chord Split
  7. Software and Operating System
    1. Configuration Software
    2. Computer Compatibility
    3. Wireless Mobile Compatibility
  8. Comments

Logitech K840 vs SteelSeries Apex Pro

Side-by-Side Comparison

Products

Logitech K840
SteelSeries Apex Pro

Tested using Methodology v1.0

Updated Dec 16, 2022 10:11 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.3.1

Updated Nov 21, 2024 07:55 PM

SEE PRICE
Amazon.com
Logitech K840 Picture
SteelSeries Apex Pro Picture

Variants

  • K840 (Black/Gray)
  • Apex Pro (Black)

Our Verdict

Logitech K840

SteelSeries Apex Pro

The SteelSeries Apex Pro is significantly better than the Logitech K840. The SteelSeries has doubleshot keycaps, which means that the key legends are unlikely to fade or chip with daily use, and it has full RGB backlighting. There's also a fully customizable OLED screen that lets you access various settings. SteelSeries' software is feature-rich, and the omnipoint switches allow you to choose your preferred pre-travel distance.

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Main Differences for
Gaming

Threshold 

0.10

Gaming 

6.9
8.6

Backlighting 
 

0.0
10

Software & Programming 
 

3.8
10

Pre-Travel 
 

1.6 mm
2.2 mm

Latency 
 

10
9.0

Build Quality 
 

7.0
8.0

Keyboard Compatibility 
 

7.8
10

Full Comparison

Design

Dimensions 
 

Top Picture  

Logitech K840 Top Picture
SteelSeries Apex Pro Top Picture

Size 
 

Full-size (100%)
Full-size (100%)

Height 
 

1.3" (3.4 cm)
1.6" (4.0 cm)

Width  

17.5" (44.5 cm)
17.2" (43.7 cm)

Depth 
 

5.2" (13.2 cm)
5.5" (13.9 cm)

Depth With Wrist Rest 
 

N/A
8.3" (21.1 cm)

Weight 
 

2.01 lbs (0.910 kg)
2.14 lbs (0.970 kg)
Show Text 

Build Quality 
 

7.0
8.0

Build Quality Close Up  

Logitech K840 Build Quality Close Up
SteelSeries Apex Pro Build Quality Close Up

Keycap Material  

ABS
ABS
Show Text 

Ergonomics 
 

6.5
6.0

Side Picture  

Logitech K840 Side Picture
SteelSeries Apex Pro Side Picture

Curved/Angled 
 

Straight
No

Split Keyboard 
 

No

Key Alignment 
 

Staggered

Minimum Incline 
 

4.5°

Medium Incline 
 

N/A
N/A

Maximum Incline 
 

11°

Home Row Height 
 

33.0 mm (1.3")

Wrist Rest  

No
Show Text 

Hardware Customizability 
 

6.0

Customizability Overview  

SteelSeries Apex Pro Customizability Overview

Replaceable Cherry Stabilizers 
 

Yes

Stabilizer Fixation 
 

Plate-Mounted

Spacebar Stabilizer Size 
 

6.25u

Size Of Right Mod Keys 
 

1.25u

Hot-Swappable Switches 
 

No

Switch Stem Shape 
 

Cherry MX Style

Switch PCB Socket 
 

Soldered

North-Facing Cherry MX Interference 
 

Yes
Show Text 

Backlight Features 
 

0.0
10

Backlighting Picture  

Logitech K840 Backlighting Picture
SteelSeries Apex Pro Backlighting Picture

Brightness Max  

Logitech K840 Brightness Max
SteelSeries Apex Pro Brightness Max

Backlighting  

No
Yes

Brightness Min  

Logitech K840 Brightness Min
SteelSeries Apex Pro Brightness Min

White Shot 
 

Logitech K840 White Shot
SteelSeries Apex Pro White Shot

RGB 
 

Yes

Per-Key Backlighting 
 

No
Yes

Effects 
 

No
Yes

Software Controllable 
 

No
Yes

Color 
 

No Backlighting

Color Mixing 
 

No Backlighting
Show Text 

Backlight Clarity 
 

9.0

White Shot  

Logitech K840 White Shot
SteelSeries Apex Pro White Shot
Show Text 

Cable & Connector  

Connectivity  

Wired
Wired

Detachable 
 

No
No

Length  

5.9 ft (1.8 m)
5.9 ft (1.8 m)

Connector (Keyboard side) 
 

Not Detachable
Not Detachable
Show Text 

Wireless Versatility 
 

0.0
0.0

Bluetooth 
 

No
No

Bluetooth Multi-Device Pairing 
 

No
No

Proprietary Receiver 
 

No
No

Battery Type 
 

No Batteries
No Batteries
Show Text 

Macro Keys And Programming 
 

5.5

Dedicated Macro Keys Count  

0

Onboard Macro Programming 
 

Yes

Macro Programming With Software 
 

Yes

Extra Features 
 

Extra Features  

Logitech K840 Extra Features
SteelSeries Apex Pro Extra Features

Media Keys 
 

Hot Keys
Non-Dedicated

Trackpad / Trackball  

No
No

Scroll Wheel 
 

No
Yes

Control Knob 
 

No

USB Passthrough 
 

No
Yes

Numpad  

Yes
Yes

Windows Key Lock 
 

Yes
Yes

Lock Indicator  

Caps Lock
Caps & Num Lock

Macro Programmable Keys 
 

No
Show Text 

In The Box  

Bundle Picture  

Logitech K840 Bundle Picture
SteelSeries Apex Pro Bundle Picture
Show Text 
Typing Experience

Typing Quality 
 

7.5
8.0

Key Spacing 
 

19.0 mm (0.748")
Show Text 

Typing Noise 
 

9.0
7.2

Typing Sample  

Average Loudness 
 

53.7 dBA

High Pitch Clicks 
 

No

Noise 
 

Quiet
Show Text 

Switches 
 

Wobble Video  

Switch Name 
 

Romer-G Tactile
OmniPoint

Switch Type 
 

Hall-effect

Feel 
 

Tactile
Linear

Analog 
 

Yes
Show Text 

Keystrokes 
 

Key Switch Actuation Graph  

See details on graph tool
See details on graph tool

Key Switches 
 

Romer-G Tactile
OmniPoint

Mechanical 
 

Yes

Feel 
 

Tactile
Linear

Operating Force 
 

49 gf
41 gf

Actuation Force 
 

44 gf
41 gf

Pre-Travel 
 

1.6 mm
2.2 mm

Total Travel 
 

3.4 mm
4.2 mm
Show Text 

Latency 
 

10
9.0

Latency Video  

Latency Wired 
 

2.1 ms
4.1 ms

Latency Receiver 
 

N/A
N/A

Latency Bluetooth 
 

N/A
N/A
Show Text 
Performance

Single-Key Latency 
 

10
9.0

Single-Key Latency Graph  

See details on graph tool

Best Connection 
 

4.1 ms

Best Connection Std Dev  

±0.5 ms

Wired 
 

2.1 ms
4.1 ms

Receiver 
 

N/A
N/A

Bluetooth 
 

N/A
N/A

PCB (Estimated) 
 

N/A
Show Text 

Multi-Key Latency 
 

8.7

Latency Video  

Multi-Key Latency Graph  

See details on graph tool

Connection Evaluated  

Wired

Key Press 
 

4.1 ms

Key Release 
 

8.2 ms

Data Transmission 
 

8.7

Multi-Key Raw USB  

SteelSeries Apex Pro Multi-Key Raw USB

Connection Evaluated  

Wired

USB Polling Rate 
 

1,000 Hz

Effective Update Rate 
 

1,000 Hz

N-Key Rollover (NKRO) 
 

Yes

Multiple Keys Per USB Report 
 

Yes

Chord Split 
 

7.9

Chord Split Graph  

See details on graph tool

4 Chord Split Delay 
 

5.9 ms

8 Chord Split Delay 
 

8.7 ms
Software and Operating System

Configuration Software 
 

Software Picture  

Logitech K840 Software Picture

Software Tour  

Software Name  

Logitech Options
Steelseries Engine

Software Windows Compatible 
 

Yes
Yes

Software macOS Compatible 
 

Yes
Yes

Onboard Memory 
 

No
Yes

Profiles 
 

No Profile
6+

Account Required 
 

No

Cloud Sync 
 

Yes

Macro Programming 
 

No

Ease Of Use 
 

Easy
Show Text 

Computer Compatibility 
 

7.8
10

Windows 
 

Full
Fully Compatible

macOS 
 

Full
Fully Compatible

Linux (Ubuntu 22) 
 

Partial
Fully Compatible

Media Key Compatibility 
 

Windows, MacOS & Linux

Android  

No
Not Compatible

iOS  

No
Not Compatible

iPadOS  

No
Not Compatible
Show Text 

Wireless Mobile Compatibility 
 

0.0

Android 
 

No
Not Compatible

iOS 
 

No
Not Compatible

iPadOS 
 

No
Not Compatible

Media Key Compatibility 
 

Not Compatible

Logitech K840

SteelSeries Apex Pro

Comments

  1. Comparison

Logitech K840 vs SteelSeries Apex Pro: Main Discussion

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