DeepSeek V4 Flash vs Nano Banana 2 Lite
Pricing, benchmarks, and use case comparison
Quick take
- •DeepSeek V4 Flash is meaningfully stronger at long context (95 vs 0 on our capability index).
Specs comparison
| DeepSeek V4 Flash | Nano Banana 2 Lite | |
|---|---|---|
| Provider | DeepSeek | |
| Type | Open source | Closed source |
| Context window | ✓1M tokens | Not announced |
| Input / 1M tokens | Free (self-host) | Not announced |
| Output / 1M tokens | Free (self-host) | 33.6 |
| Release date | 2026-04 | 2026-06 |
Benchmarks
| Benchmark | DeepSeek V4 Flash | Nano Banana 2 Lite |
|---|---|---|
| Reasoning (vs V4 Pro) | Closely approaches V4 Pro | - |
| Arena.ai Text-to-Image Leaderboard | - | Ranked #5 |
| Text-to-Image Elo Score | - | 1251 |
| Single-Image Editing Elo Score | - | 1308 |
| Multiple-Image Editing Elo Score | - | 1294 |
Scores sourced from official provider release posts and independent benchmark aggregators.
Which should you choose?
Choose DeepSeek V4 Flash if...
- →You want most of V4 Pro's capability at a lower price and higher throughput
- →You need long context but on a tighter compute or cost budget
- →You are serving high request volumes where per-token cost dominates
- →You want an open model small enough to self-host on modest multi-GPU setups
Choose Nano Banana 2 Lite if...
- →When cost-per-sample is the primary constraint
- →For workflows requiring 100+ images per session
- →When generation latency must be under 5 seconds
- →For rapid prototyping and exploration