These are not the same size of amplifier: Schiit Vidar 2F has roughly 3.3x the power of Schiit Aegir 2F. That is about 5.2dB, so it is a question of room size and how hard your speakers are to drive, not of one being the better amplifier.
| Area | Better | Why |
|---|
| Power | A | Schiit Vidar 2F has more power - 100W against 30W into 8 ohms. That is about 5.2dB - a different class of amplifier rather than a bigger version of the same one, and far more than most rooms will ever ask for. |
| Room size | depends | We rate Schiit Vidar 2F the better fit for a mid-size room, a large room and a very large room, and Schiit Aegir 2F for desk or near-field listening and a small room. Match the amplifier to the room you actually have, not the one you want. |
| Grip on hard loads | A | Schiit Vidar 2F holds up better into a 4-ohm load: its output nearly doubles to 200W, where the other increases strongly. That matters with demanding speakers far more than the 8-ohm figure does. |
| Bass control | A | Schiit Vidar 2F has the higher damping factor (100 vs 10), which usually means a tighter grip on a woofer. Above about 100 the returns flatten out, so read this as a tendency rather than a ranking. |
| Noise floor | evenly matched | Much the same signal-to-noise ratio (123dB vs 122dB). |
| Analogue inputs | evenly matched | The same number of line-level inputs (2). |
| Room to grow | evenly matched | The same expansion options on both. |
| Amplifier class | depends | Schiit Vidar 2F is Class A/B and Schiit Aegir 2F is Class A. Class A/B runs warm and is the long-established mainstream choice; Class A runs hot and is inefficient by design, in exchange for the simplest signal path. Modern examples of both measure well - judge by the rest of the page. |
| Price | A | Schiit Vidar 2F costs less - $799 against $949 at list. |
| Watts per dollar | A | Schiit Vidar 2F is the cheaper watt - about $8 per watt against $32. A blunt measure, and it says nothing about how either sounds, but it is the honest one for raw output. |
A Schiit Vidar 2F B Schiit Aegir 2F
depends neither is better in the abstract - it turns on your room, your system or how you will use them. Only specs published for both amplifiers are judged; anything missing on either side is left out rather than guessed.
Which should you choose?
Schiit Vidar 2F is the easier recommendation: it leads on most of the measured areas and costs less. Take Schiit Aegir 2F if one of the "depends" rows above describes your system. If your speakers are a difficult load - 4 ohms nominal, big woofers, or a sensitivity in the low 80s - Schiit Vidar 2F is the safer partner, because how an amplifier behaves when the impedance drops matters more than its 8-ohm rating. Start with the room. In a large or open-plan room, or with speakers that are hard to drive - low sensitivity, or an impedance that dips - Schiit Vidar 2F has the headroom, and headroom is what stops an amplifier hardening up on peaks. At desk distance or in a small room, 30 watts is already more than most people ever use, and the extra 70 watts would be headroom you pay for and never hear - we rate Schiit Vidar 2F poorly for near-field use for exactly that reason.
What a spec sheet cannot show: how either sounds with your speakers, how the controls feel day to day, and what the app is like to live with - which is where most all-in-one amplifiers are actually won or lost. Power figures are the manufacturers' own and are not measured to a common standard, so treat small differences as noise. If you can hear both, that will tell you more than any row above.