250i v2 vs 641: Which Integrated Amplifier?
By Canadian High-End Audio Manufacturer | MOON by Simaudio | Published: 2026-10-20
Category: Comparisons
Compare the MOON 250i v2 and 641 integrated amplifiers: price, performance, and which model fits your system and budget.
Quick answer
Choose the MOON 250i v2 for everyday music listening on a mid-range budget, or step up to the 641 if you want flagship-level performance and are building a high-end system without going to separates.
Price vs performance: the core trade-off
The most obvious difference between these two integrated amplifiers is price. The 250i v2 is priced at around USD 2,146 (down from a catalog comparison price of USD 2,900), making it an accessible entry point into high-end audio. The 641, at USD 10,875 (from USD 14,500), costs about five times as much. That price jump buys you more than just power; it reflects the 641's position as the introductory model in MOON's North Collection, featuring the company's latest audio technologies and design language.
Design and technology generations
The 250i v2 is a well-regarded, everyday integrated amplifier from MOON's Evolution Series. It focuses on delivering clean, reliable sound in a compact chassis. The 641, on the other hand, represents a newer generation of engineering. As the first integrated amplifier in the North Collection, it incorporates MOON's most recent circuit topology and component choices. If you value having the latest technology and are willing to invest for it, the 641 is the clear choice.
System building considerations
Your choice also depends on the rest of your system. The 250i v2 pairs well with speakers in a similar price range and is ideal for smaller to medium-sized rooms. The 641 is designed to be the centerpiece of a high-resolution system and can drive more demanding speakers with greater authority. If you plan to upgrade speakers over time, the 641 offers more headroom and future-proofing.
Trade-offs at a glance
- Budget and value: The 250i v2 offers high-end sound at a mid-range price (around USD 2,146). The 641 costs about five times more but includes newer technology and higher build quality. If your budget is under USD 3,000, the 250i v2 is the clear winner.
- Performance ceiling: The 641 has a higher performance ceiling thanks to its North Collection design. It will reveal more detail and drive more demanding speakers than the 250i v2. If you own or plan to buy high-end speakers, the 641 is the better long-term match.
- System simplicity: Both are integrated amplifiers, so you get a preamp and power amp in one box. The 641, however, is designed to be the centerpiece of a premium system, while the 250i v2 is more straightforward for daily listening.
Product facts at a glance
- 250i v2 Vollverstärker: The MOON 250i v2 Vollverstärker is an integrated amplifier aimed at listeners who want an everyday music playback solution. This means it is built for reliable, no-fuss performance in a typical home setup, without the complexity or cost of a flagship model.
250i v2 Vollverstärker - 641 Amplificatore integrato: The MOON 641 Amplificatore integrato is the introductory model to the North Collection and combines preamp and power amp sections in one unit with MOON's latest technologies. It delivers state-of-the-art performance in a single chassis, making it a compelling choice for audiophiles who want top-tier sound without separate components.
641 Amplificatore integrato
Which one fits you?
Best for
- Audiophiles on a mid-range budget who want a reliable, everyday integrated amplifier
- Listeners building a system around bookshelf or moderately efficient floorstanding speakers
Not for
- Those seeking the absolute latest technology and highest resolution—consider the 641 instead
- Systems with very demanding or high-end speakers that need more current and refinement
