No single best amplifier here. What decides it is what you have to drive, what you need to plug in, and how much of the system you want in one box.
| Area | Better | Why |
|---|
| Power | B | Schiit Tyr F has more power - 200W against 150W into 8 ohms. That is about 1.2dB, which is a small step in loudness but real headroom on peaks. |
| Room size | depends | We rate Peachtree nova150 the better fit for desk or near-field listening, a small room and a mid-size room, and Schiit Tyr F for a very large room. Match the amplifier to the room you actually have, not the one you want. |
| Grip on hard loads | evenly matched | Both behave much the same into 4 ohms - output increases strongly (250W and 350W). |
| Noise floor | B | Schiit Tyr F is the quieter design on paper - 120dB against 105dB. Audible mainly with sensitive speakers in a quiet room. |
| Built-in DAC | A | Peachtree nova150 has a DAC on board; the other needs an external one, which is another box, another power lead and another purchase. |
| Analogue inputs | evenly matched | The same number of line-level inputs (2). |
| Phono stage | depends | Peachtree nova150 has a built-in phono stage (MM) and Schiit Tyr F does not. Decisive if you own a turntable, completely irrelevant if you do not - and an outboard phono stage is easy to add later either way. |
| Headphones | depends | Only Peachtree nova150 has a headphone output. Worth something if you listen late, nothing if you never do. |
| Amplifier class | depends | Peachtree nova150 is Class D and Schiit Tyr F is Class A/B. Class D runs cool and draws almost nothing at idle; Class A/B runs warm and is the long-established mainstream choice. Modern examples of both measure well - judge by the rest of the page. |
| Price | A | Peachtree nova150 costs less - $1,199 against $1,699 at list. |
A Peachtree nova150 B Schiit Tyr F
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 Tyr F is ahead, but on only 1 of the measured areas, and it costs about 42% more. That is a lot of money for a narrow margin - Peachtree nova150 is the sensible buy unless a specific feature above decides it for you. If you play records, Peachtree nova150 saves you buying a phono stage; if you do not, ignore that row entirely. If you already own a DAC or a streamer, the built-in one is money you are paying twice for, and Schiit Tyr F becomes the more rational buy.
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.