Model 5G capacity for delivery planning and network scope. Compare layers, coding, bandwidth, and overhead for smarter deployment decisions.
| Scenario | Bandwidth | SCS | DL Layers | UL Layers | DL Mod | UL Mod | DL Overhead | UL Overhead |
|---|---|---|---|---|---|---|---|---|
| Urban Mid-Band | 100 MHz | 30 kHz | 4 | 2 | 256QAM | 64QAM | 14% | 18% |
| Dense Capacity | 200 MHz | 60 kHz | 8 | 4 | 256QAM | 256QAM | 12% | 15% |
| Balanced TDD | 80 MHz | 30 kHz | 4 | 4 | 64QAM | 64QAM | 16% | 20% |
This calculator uses a practical theoretical model:
Throughput ≈ Bandwidth × Modulation Bits × Coding Rate × MIMO Layers × Numerology Factor × Scaling Factor × (1 − Overhead) × Carrier Aggregation × Efficiency Adjustment × Time Share
Bandwidth is entered in MHz. Modulation bits per symbol are 2, 4, 6, or 8. Coding rate represents usable payload share. MIMO layers multiply parallel streams. Numerology factor is based on subcarrier spacing relative to 15 kHz. Overhead reduces usable data. TDD share splits airtime between downlink and uplink. Carrier aggregation expands total capacity across combined carriers.
Enter the project name and scenario label first. Select TDD or FDD. Add the active channel bandwidth and subcarrier spacing.
Next, define downlink and uplink MIMO layers. Choose modulation order for both directions. Enter coding rate and scaling factor values.
Then add protocol overhead percentages. Set carrier aggregation count. Apply an efficiency adjustment if the plan needs a more conservative estimate.
For TDD, enter downlink and uplink slot shares. Click the calculate button. Review total, directional, and per carrier throughput values.
Use the CSV button for tabular export. Use the PDF button to print or save a clean report for planning reviews.
A 5G theoretical throughput calculator helps project teams estimate maximum data capacity before deployment. It supports scope control, phased rollout planning, and vendor comparison. Strong early estimates reduce rework. They also improve budget alignment and milestone confidence during network delivery.
Throughput depends on bandwidth, modulation order, coding rate, MIMO layers, and subcarrier spacing. Overhead lowers usable payload. Duplex mode also matters. TDD divides time between downlink and uplink, while FDD handles both directions separately. Carrier aggregation lifts overall data potential across combined channels.
Project managers can use the results to review design readiness and compare site options. The calculator can support capacity workshops, delivery planning, and risk discussions. It can also guide acceptance targets for rollout partners. Clear estimates make technical decisions easier to present to nontechnical stakeholders.
Theoretical values are useful, but field performance is lower. That is why this tool includes overhead and efficiency adjustment inputs. Teams can model best case and conservative scenarios quickly. This improves forecasting for traffic growth, user density, and service launch readiness across multiple implementation stages.
This calculator works well for planning reviews, status reports, and dependency tracking. It helps teams quantify design choices with simple inputs and clear outputs. When paired with test data, it becomes a strong planning aid. Better throughput estimates lead to stronger project execution.
It estimates theoretical 5G downlink, uplink, and combined throughput using planning inputs like bandwidth, modulation, MIMO layers, coding rate, and overhead.
No. The result is a planning estimate. Real speeds are usually lower because of radio conditions, scheduler behavior, user load, interference, and device limits.
Overhead accounts for control signaling, reference signals, framing, and protocol use. It reduces payload capacity and makes the estimate more realistic for planning work.
It lets teams apply a manual factor to make projections stricter or more optimistic. This is useful when planning for nonideal deployment conditions.
Use TDD ratios when downlink and uplink share the same time resources. The calculator uses those shares to split effective capacity between directions.
Yes. Adding carriers increases total theoretical capacity when other radio and device conditions allow those carriers to be used together effectively.
Yes. It is useful for scope validation, dependency reviews, vendor alignment, and scenario comparison during planning and delivery checkpoints.
They can differ because each direction may use different modulation, coding rate, MIMO layers, overhead, and time share assumptions.
Important Note: All the Calculators listed in this site are for educational purpose only and we do not guarentee the accuracy of results. Please do consult with other sources as well.