Fl·esports OG87 vs Keychron K2 Ultra

The Keychron K2 Ultra has the clearer gaming specification, with 8000 Hz polling listed for wired and 2.4 GHz modes and N-key rollover for both wired and wireless use. The OG87 offers linear switches and Bluetooth, 2.4 GHz, and wired connectivity, but its listing does not give a polling-rate figure.

The Fl·esports OG87 is an 80% ANSI keyboard, while the Keychron K2 Ultra is a 75% keyboard. The K2 Ultra is also offered in ANSI and ISO variants, including ISO-ES, ISO-FR, and ISO-IT; the OG87 has no ISO layout options.

Yes. Its listed layout options include ISO-ES, ISO-FR, ISO-IT, and ISO, as well as ANSI. The Fl·esports OG87 is ANSI only according to its compatibility rules.

Yes, both keyboards are listed as hot-swappable. The OG87 vendor description says it has a full-key hot-swappable design, while Keychron describes switch replacement without soldering.

The K2 Ultra has the broader documented software feature set: its metadata lists QMK and VIA support, and Keychron describes ZMK firmware and the Launcher web app for remapping and macros. Both keyboards are hot-swappable, while the OG87 vendor description focuses on switch replacement and its customized linear switch options.

The K2 Ultra has south-facing LEDs, and its compatibility rules warn that shine-through legends stay dark. Some sculpted keycaps can also clip the LED, so check keycap shape and lighting needs before choosing it.

Both list Bluetooth, 2.4 GHz, and wired connectivity. The OG87 vendor description specifies USB-C and includes a 2.4G receiver, while Keychron lists Type-C wired connectivity.

The Keychron K2 Ultra is listed at 1084g, compared with 1200g for the Fl·esports OG87. Both have a 4000mAh battery, and both support Bluetooth and 2.4 GHz wireless connections.

The OG87 vendor describes five layers of internal padding and sound-absorbing layers intended to reduce vibration and sharp acoustics. Keychron identifies EVA, IXPE, and EPDM foam, PET film, and a silicone bottom pad as parts of the K2 Ultra's construction.

Keychron specifies 8000 Hz polling in 2.4 GHz wireless and wired modes. Its detailed specifications list 125 Hz for Bluetooth, so the 8000 Hz figure does not apply to that connection.

Neither keyboard has a numpad, according to their compatibility rules. The OG87 is an 80% layout and the K2 Ultra is a 75% layout.

The OG87 vendor page lists two linear options, MX Ice Silver and MX Ice Mint V2. The K2 Ultra vendor page lists Keychron Apex Red, Brown, and Banana switches, while its metadata describes linear, tactile, and clicky switch types.