Can Ternary Bonsai 27B run on OnePlus 15?
YES — Runs, barely
Grade A · 74/100 · formula estimate
What this means
Our estimate says Ternary Bonsai 27B should fit, but replies are likely to arrive slowly.
Download the PQ2_0 version, which is about 7.2 GB. We expect it to use about 10.1 GB of the roughly 12 GB available to a model on this phone.
At the estimated speed, a roughly 300-word answer may take about 75 seconds to finish.
This result is calculated from the phone and model specifications. It has not been measured on this exact phone and setup.
5.3tokens/s
estimated · reading pace
10.1GB
needed at PQ2_0
PQ2_0
quant checked
A
grade · 74/100
needs 10.1 GBusable 12 GB
Snapdragon 8 Elite Gen 516 GB RAMCPU / GPUalso sold with 12 GB
Make it bearable
1
Drop context to 2K — saves ~1 GB of KV cache and a little speed.
2
Close every other app before loading — the 1.9 GB headroom is real; Android may kill the app otherwise.
3
Expect throttling after ~10 min of sustained generation on a phone chassis.
See how fast it feels
Estimated at 5.3 tokens/s — reading pace. A ~300-word reply takes about 75 seconds on this phone.
Where the memory goes
| Component | Detail | GB |
|---|---|---|
| Model weights | PQ2_0 GGUF (7.2 GB) + mmap overhead | 7.6 |
| KV cache | 4K context window | 1.9 |
| Runtime | llama.cpp + app overhead | 0.6 |
| Total needed | at PQ2_0, 4K context | 10.1 |
| Usable on OnePlus 15 | 16 GB RAM − Android system reserve | 12 |
| Headroom | left for the OS and your other apps | 1.9 |
Pick your quant
| Quant | Download | Verdict | Speed |
|---|---|---|---|
| PQ2_0 BEST HERE | 7.2 GB | ! Runs, barely | ~5.3 tokens/s |
| Q2_0 | 7.2 GB | ! Runs, barely | ~5.3 tokens/s |
Get it running in 3 steps
1
Install PocketPal from the Play Store — free, no account needed.
2
Download "Ternary Bonsai 27B PQ2_0" in the in-app model hub — 7.2 GB, use Wi-Fi. Search Hugging Face for
prism-ml/Ternary-Bonsai-27B-gguf and pick the PQ2_0 file.3
Set context to 4K — expect ~5.3 tokens/s on this phone.
Related checks
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