At the core of what separates these two robotic mowers is coverage capacity. The Luba 2 AWD 5000X is rated for a recommended area of 5059 m² and a maximum lawn area coverage of 6070 m², compared to the 3000X's 3035 m² recommended and 3642 m² maximum. In practical terms, the 5000X can handle lawns that are roughly 67% larger — a decisive advantage for anyone managing a property above roughly 3,000 square meters. For smaller suburban yards, however, the 3000X's capacity is more than sufficient and avoids paying for headroom you will never use.
Where the two models are completely indistinguishable is in their physical construction and connectivity profile. Both share identical dimensions (272 mm height, 513 mm width, 688 mm thickness), the same 18,597 g weight, and the same 40 cm cutting width. Both are electric, connect via Wi-Fi and Bluetooth, and offer full smartphone app control with remote operation support. Noise output is also a dead heat: 60 dB in standard mode and 50 dB in eco mode — the latter being roughly equivalent to a quiet conversation, which is a meaningful shared comfort advantage over gas alternatives.
The clear edge in this group goes to the Luba 2 AWD 5000X, but strictly on the basis of coverage. If your lawn exceeds approximately 3,000 m², the 3000X is simply underspecified and the 5000X is the only viable choice between the two. For anything smaller, both products are functionally identical in every other general specification, making the 3000X the more targeted — and likely more cost-efficient — option for compact-to-medium properties.