Pi Pico vs ESP32
Cortex-M0+ (RP2040) at 200 MHz against Xtensa LX6 (ESP32) at 240 MHz, on real hardware, same C kernels, clocks verified.
Pi Pico
Cortex-M0+ (RP2040)
- Family
- Arm Cortex-M
- Board
- Pi Pico
- Clock
- 200 MHz
- float / double
- 32-bit / 64-bit
Typical gap
1.49×
ESP32 faster, geometric mean of 30 cells
Biggest win for Pi Pico
2.02×
double divide
Biggest win for ESP32
5.99×
float subtract
Clock for clock
1.24×
ESP32 needs fewer cycles per op (1.20× clock gap)
Operation by operation
Every cell
How many times faster Pi Pico is than ESP32, operations per second. Blue: Pi Pico ahead. Orange: ESP32 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1.18× 13.5 M/s · 11.4 M/s | 1.27× 14.5 M/s · 11.4 M/s | 1.11× 12.7 M/s · 11.4 M/s | 1/2.18× 4.78 M/s · 10.4 M/s | 1/2.09× 4.78 M/s · 10 M/s |
| uint16_t | 1/1.07× 10.7 M/s · 11.4 M/s | 1/1.07× 10.7 M/s · 11.4 M/s | 1/1.02× 11.3 M/s · 11.4 M/s | 1/1.95× 4.77 M/s · 9.32 M/s | 1/1.88× 4.77 M/s · 8.97 M/s |
| uint32_t | 1/1.07× 11.3 M/s · 12 M/s | 1/1.07× 11.3 M/s · 12 M/s | 1/1.01× 11.9 M/s · 12 M/s | 1/1.95× 5.14 M/s · 10 M/s | 1/1.87× 5.14 M/s · 9.6 M/s |
| uint64_t | 1/1.09× 6.44 M/s · 7.05 M/s | 1/1.15× 6.05 M/s · 6.94 M/s | 1/1.53× 3.13 M/s · 4.79 M/s | 1.15× 2.01 M/s · 1.75 M/s | 1.19× 2.01 M/s · 1.69 M/s |
| float | 1/5.55× 2.16 M/s · 12 M/s | 1/5.99× 2 M/s · 12 M/s | 1/4.89× 2.45 M/s · 12 M/s | 1/1.89× 2.01 M/s · 3.8 M/s | 1/1.52× 1.14 M/s · 1.73 M/s |
| double | 1/1.85× 1.6 M/s · 2.96 M/s | 1/1.81× 1.48 M/s · 2.68 M/s | 1/1.83× 1.02 M/s · 1.86 M/s | 2.02× 926 k/s · 459 k/s | 1/1.51× 734 k/s · 1.11 M/s |