Redragon Eclipse K720 Pro vs PENUMBRA K687Wireless vs Wired Aluminum Keyboard
Choose the K720 Pro for wireless flexibility and a TFT screen, or the K687 for a lower-cost, wired-only alternative with a similar core build.
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Which one should you get?
Get the
Redragon Eclipse K720 Pro
Wireless
Build quality in the top 25% of 75% boards under $100.
- Tri-mode connectivity (Bluetooth, 2.4GHz, wired) for maximum flexibility.
- 1.41-inch TFT info screen for system stats and custom GIFs.
- Five-layer noise dampening includes PO foam, IXPE switch foam, PET sound pad, bottom socket foam, and a silicone pad.
Get the
Redragon PENUMBRA K687
Wired Aluminum Keyboard
Build quality in the top 35% of 75% boards under $100.
- More affordable price point for a CNC aluminum, gasket-mounted keyboard.
- Lighter weight (1500g) and slightly shorter length than the K720 Pro.
- Simpler wired-only operation with no battery or wireless pairing required.
Your budget and need for wireless connectivity should guide this choice. If you want the freedom to connect wirelessly to multiple devices and value the novelty of a customizable TFT screen, the Redragon Eclipse K720 Pro is worth the extra investment. If you primarily use a single desktop PC and prefer a simpler, more affordable setup with the same premium aluminum build and typing feel, the wired Redragon Penumbra K687 is the sensible pick.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Redragon Eclipse K720 Pro
Redragon PENUMBRA K687
Connection
Bluetooth, 2.4 GHz, Wired
Wired
Wireless for several devices and wired for lower latency
Display
TFT
None
A case display rather than a typing feature
Weight
1,800 g
1,500 g
Heavier boards stay planted and lighter ones travel
Released
2024
2025
Dimensions
43 x 140 x 43 mm
43 x 133 x 43 mm
- Redragon Eclipse K720 Pro
- Redragon PENUMBRA K687
- Performance
- 7979
- Build quality
- 7673
- Productivity
- 7171
- Customizability
- 6861
- Portability
- 7560
- Layout size: 75%
- Hot-swappable
- Case material: Aluminum
- Switch options: Linear
- Mount style: Gasket Mount
- Knob
What will you mostly use it for?
The K720 Pro wins for mobile and multi-device scenarios like Office and Travel due to its wireless options, and for Modding with its explicitly stated broad switch compatibility. The K687 is a compelling choice for Travel specifically because of its lower weight and simpler wired setup. For stationary, single-PC uses like Gaming and Programming, the decision is closer, with the K720 Pro offering extra features for a higher cost, while the K687 provides the core experience at a lower price.
Pick the Redragon Eclipse K720 Pro
- Tri-mode connectivity offers low-latency 2.4GHz wireless or wired options for flexibility.
- Includes a TFT screen for displaying system info or custom GIFs.
- Similar gasket-mounted aluminum build and N-key rollover as the K687.
Redragon Eclipse K720 Pro vs PENUMBRA K687 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
5 of 17 specs differ
Redragon Eclipse K720 Pro
Redragon PENUMBRA K687
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
USB-C
Case material
Weight
Dimensions
Backlight
N-key rollover
Released
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Redragon Eclipse K720 Pro vs PENUMBRA K687: your questions
The primary difference is connectivity. The K720 Pro offers tri-mode wireless (Bluetooth, 2.4GHz) and wired operation, plus a TFT screen. The K687 is a wired-only keyboard and does not have a screen. Both share a CNC aluminum case, gasket mount, 75% layout, and sound-dampening features.
Yes, both keyboards are hot-swappable. The K720 Pro vendor page states its socket is compatible with nearly all 3-pin and 5-pin switches. The K687 uses hot-swappable Dragon Chant switches, and its product listing confirms hot-swappability.
Both are designed for quiet operation with identical five-layer noise dampening, including PO foam, IXPE switch foam, a PET sound pad, and silicone padding. The K720 Pro may have a slight edge for office use due to its Bluetooth connectivity for easy switching between a laptop and desktop.
Yes, the Redragon Penumbra K687 includes a dedicated control knob. According to its vendor description, this knob controls backlight brightness, volume, and media playback (play/pause).
The K720 Pro package includes the keyboard, four spare switches, a 2.4GHz wireless receiver, a detachable USB Type-C cable, and a user manual, as listed on the manufacturer's product page.
Yes. The K720 Pro weighs 1800 grams (1.8 kg), while the K687 weighs 1500 grams (1.5 kg). The K720 Pro's additional weight is likely due to its internal battery for wireless operation.
According to Redragon's product description for the K720 Pro, the 1.41-inch TFT screen supports GIF meme customization, allowing you to display custom animated images for personalization.
The K687 is more portable by the numbers. It is 300 grams lighter and has a slightly shorter body length (133mm vs 140mm). Furthermore, as a wired keyboard, it requires no charging, simplifying travel use.
Yes, both the K720 Pro and K687 list software support in their vendor descriptions. The software allows for creating custom macros, keybindings, and lighting effects, available for download from Redragon's website.
Both keyboards come with pre-lubed linear switches. The K720 Pro uses 'Hi-Fi linear switches,' while the K687 uses 'Dragon Chant' linear switches. Both are hot-swappable, allowing you to change them easily.
Yes, both keyboards feature a CNC aluminum case. The manufacturer describes both as having a 'tank-solid CNC aluminum' frame with a frosted finish, contributing to a premium and stable typing experience.
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